Home / 91,948.06-126,874.59-51,654.16

Finding the Fourth Proportional to 91,948.06, 126,874.59 and 51,654.16

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Solution

The fourth proportional to 91,948.06, 126,874.59 and 51,654.16 is: 71,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,948.06 : 126,874.59 = 51,654.16 : x
  2. Step 2: Convert to fraction form
    91,948.06/126,874.59 = 51,654.16/x
  3. Step 3: Cross multiply
    91,948.06x = 126,874.59 × 51,654.16
  4. Step 4: Simplify right side
    91,948.06x = 6,553,600,113.52
  5. Step 5: Solve for x
    x = 6,553,600,113.52/91,948.06
  6. Step 6: Final answer
    x = 71,275.02

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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.