Home / 93,801.28-129,449.02-51,360.10

Finding the Fourth Proportional to 93,801.28, 129,449.02 and 51,360.10

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Solution

The fourth proportional to 93,801.28, 129,449.02 and 51,360.10 is: 70,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,801.28 : 129,449.02 = 51,360.10 : x
  2. Step 2: Convert to fraction form
    93,801.28/129,449.02 = 51,360.10/x
  3. Step 3: Cross multiply
    93,801.28x = 129,449.02 × 51,360.10
  4. Step 4: Simplify right side
    93,801.28x = 6,648,514,612.10
  5. Step 5: Solve for x
    x = 6,648,514,612.10/93,801.28
  6. Step 6: Final answer
    x = 70,878.72

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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.