Home / 67,553.42-93,175.36-47,414.78

Finding the Fourth Proportional to 67,553.42, 93,175.36 and 47,414.78

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Solution

The fourth proportional to 67,553.42, 93,175.36 and 47,414.78 is: 65,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,553.42 : 93,175.36 = 47,414.78 : x
  2. Step 2: Convert to fraction form
    67,553.42/93,175.36 = 47,414.78/x
  3. Step 3: Cross multiply
    67,553.42x = 93,175.36 × 47,414.78
  4. Step 4: Simplify right side
    67,553.42x = 4,417,889,195.82
  5. Step 5: Solve for x
    x = 4,417,889,195.82/67,553.42
  6. Step 6: Final answer
    x = 65,398.45

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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.