Home / 108,259.91-149,398.85-60,513.21

Finding the Fourth Proportional to 108,259.91, 149,398.85 and 60,513.21

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Solution

The fourth proportional to 108,259.91, 149,398.85 and 60,513.21 is: 83,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,259.91 : 149,398.85 = 60,513.21 : x
  2. Step 2: Convert to fraction form
    108,259.91/149,398.85 = 60,513.21/x
  3. Step 3: Cross multiply
    108,259.91x = 149,398.85 × 60,513.21
  4. Step 4: Simplify right side
    108,259.91x = 9,040,603,681.24
  5. Step 5: Solve for x
    x = 9,040,603,681.24/108,259.91
  6. Step 6: Final answer
    x = 83,508.33

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1.5x scale

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.