Home / 108,323,730.08-149,447,516.64-71,174,018.96

Finding the Fourth Proportional to 108,323,730.08, 149,447,516.64 and 71,174,018.96

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Solution

The fourth proportional to 108,323,730.08, 149,447,516.64 and 71,174,018.96 is: 98,194,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,323,730.08 : 149,447,516.64 = 71,174,018.96 : x
  2. Step 2: Convert to fraction form
    108,323,730.08/149,447,516.64 = 71,174,018.96/x
  3. Step 3: Cross multiply
    108,323,730.08x = 149,447,516.64 × 71,174,018.96
  4. Step 4: Simplify right side
    108,323,730.08x = 10,636,780,382,860,274
  5. Step 5: Solve for x
    x = 10,636,780,382,860,274/108,323,730.08
  6. Step 6: Final answer
    x = 98,194,369.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.