Home / 93,160.06-139,720.48-29,985.82

Finding the Fourth Proportional to 93,160.06, 139,720.48 and 29,985.82

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Solution

The fourth proportional to 93,160.06, 139,720.48 and 29,985.82 is: 44,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,160.06 : 139,720.48 = 29,985.82 : x
  2. Step 2: Convert to fraction form
    93,160.06/139,720.48 = 29,985.82/x
  3. Step 3: Cross multiply
    93,160.06x = 139,720.48 × 29,985.82
  4. Step 4: Simplify right side
    93,160.06x = 4,189,632,739.33
  5. Step 5: Solve for x
    x = 4,189,632,739.33/93,160.06
  6. Step 6: Final answer
    x = 44,972.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.