Home / 90,614.94-125,045.14-50,331.27

Finding the Fourth Proportional to 90,614.94, 125,045.14 and 50,331.27

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Solution

The fourth proportional to 90,614.94, 125,045.14 and 50,331.27 is: 69,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,614.94 : 125,045.14 = 50,331.27 : x
  2. Step 2: Convert to fraction form
    90,614.94/125,045.14 = 50,331.27/x
  3. Step 3: Cross multiply
    90,614.94x = 125,045.14 × 50,331.27
  4. Step 4: Simplify right side
    90,614.94x = 6,293,681,282.55
  5. Step 5: Solve for x
    x = 6,293,681,282.55/90,614.94
  6. Step 6: Final answer
    x = 69,455.23

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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.