Home / 108,423.48-149,625.16-60,681.26

Finding the Fourth Proportional to 108,423.48, 149,625.16 and 60,681.26

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Solution

The fourth proportional to 108,423.48, 149,625.16 and 60,681.26 is: 83,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,423.48 : 149,625.16 = 60,681.26 : x
  2. Step 2: Convert to fraction form
    108,423.48/149,625.16 = 60,681.26/x
  3. Step 3: Cross multiply
    108,423.48x = 149,625.16 × 60,681.26
  4. Step 4: Simplify right side
    108,423.48x = 9,079,443,236.50
  5. Step 5: Solve for x
    x = 9,079,443,236.50/108,423.48
  6. Step 6: Final answer
    x = 83,740.56

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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.