Home / 67,489.40-93,136.07-37,275.48

Finding the Fourth Proportional to 67,489.40, 93,136.07 and 37,275.48

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Solution

The fourth proportional to 67,489.40, 93,136.07 and 37,275.48 is: 51,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,489.40 : 93,136.07 = 37,275.48 : x
  2. Step 2: Convert to fraction form
    67,489.40/93,136.07 = 37,275.48/x
  3. Step 3: Cross multiply
    67,489.40x = 93,136.07 × 37,275.48
  4. Step 4: Simplify right side
    67,489.40x = 3,471,691,714.56
  5. Step 5: Solve for x
    x = 3,471,691,714.56/67,489.40
  6. Step 6: Final answer
    x = 51,440.55

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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.