Home / 50,252.71-69,381.20-31,152.90

Finding the Fourth Proportional to 50,252.71, 69,381.20 and 31,152.90

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Solution

The fourth proportional to 50,252.71, 69,381.20 and 31,152.90 is: 43,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,252.71 : 69,381.20 = 31,152.90 : x
  2. Step 2: Convert to fraction form
    50,252.71/69,381.20 = 31,152.90/x
  3. Step 3: Cross multiply
    50,252.71x = 69,381.20 × 31,152.90
  4. Step 4: Simplify right side
    50,252.71x = 2,161,425,256.26
  5. Step 5: Solve for x
    x = 2,161,425,256.26/50,252.71
  6. Step 6: Final answer
    x = 43,011.12

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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.