Home / 169,031.31-253,585.85-56,726.43

Finding the Fourth Proportional to 169,031.31, 253,585.85 and 56,726.43

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Solution

The fourth proportional to 169,031.31, 253,585.85 and 56,726.43 is: 85,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,031.31 : 253,585.85 = 56,726.43 : x
  2. Step 2: Convert to fraction form
    169,031.31/253,585.85 = 56,726.43/x
  3. Step 3: Cross multiply
    169,031.31x = 253,585.85 × 56,726.43
  4. Step 4: Simplify right side
    169,031.31x = 14,385,019,685.38
  5. Step 5: Solve for x
    x = 14,385,019,685.38/169,031.31
  6. Step 6: Final answer
    x = 85,102.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.