Home / 108,044.78-149,103.77-59,652.45

Finding the Fourth Proportional to 108,044.78, 149,103.77 and 59,652.45

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Solution

The fourth proportional to 108,044.78, 149,103.77 and 59,652.45 is: 82,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,044.78 : 149,103.77 = 59,652.45 : x
  2. Step 2: Convert to fraction form
    108,044.78/149,103.77 = 59,652.45/x
  3. Step 3: Cross multiply
    108,044.78x = 149,103.77 × 59,652.45
  4. Step 4: Simplify right side
    108,044.78x = 8,894,404,886.47
  5. Step 5: Solve for x
    x = 8,894,404,886.47/108,044.78
  6. Step 6: Final answer
    x = 82,321.47

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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.