Home / 90,092.42-124,331.04-59,825.55

Finding the Fourth Proportional to 90,092.42, 124,331.04 and 59,825.55

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Solution

The fourth proportional to 90,092.42, 124,331.04 and 59,825.55 is: 82,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,092.42 : 124,331.04 = 59,825.55 : x
  2. Step 2: Convert to fraction form
    90,092.42/124,331.04 = 59,825.55/x
  3. Step 3: Cross multiply
    90,092.42x = 124,331.04 × 59,825.55
  4. Step 4: Simplify right side
    90,092.42x = 7,438,172,850.07
  5. Step 5: Solve for x
    x = 7,438,172,850.07/90,092.42
  6. Step 6: Final answer
    x = 82,561.59

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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.