Home / 108,226.16-149,349.32-60,479.90

Finding the Fourth Proportional to 108,226.16, 149,349.32 and 60,479.90

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Solution

The fourth proportional to 108,226.16, 149,349.32 and 60,479.90 is: 83,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,226.16 : 149,349.32 = 60,479.90 : x
  2. Step 2: Convert to fraction form
    108,226.16/149,349.32 = 60,479.90/x
  3. Step 3: Cross multiply
    108,226.16x = 149,349.32 × 60,479.90
  4. Step 4: Simplify right side
    108,226.16x = 9,032,631,636.27
  5. Step 5: Solve for x
    x = 9,032,631,636.27/108,226.16
  6. Step 6: Final answer
    x = 83,460.71

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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.