Home / 90,538.51-124,937.28-50,252.29

Finding the Fourth Proportional to 90,538.51, 124,937.28 and 50,252.29

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Solution

The fourth proportional to 90,538.51, 124,937.28 and 50,252.29 is: 69,344.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,538.51 : 124,937.28 = 50,252.29 : x
  2. Step 2: Convert to fraction form
    90,538.51/124,937.28 = 50,252.29/x
  3. Step 3: Cross multiply
    90,538.51x = 124,937.28 × 50,252.29
  4. Step 4: Simplify right side
    90,538.51x = 6,278,384,426.37
  5. Step 5: Solve for x
    x = 6,278,384,426.37/90,538.51
  6. Step 6: Final answer
    x = 69,344.91

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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.