Home / 125,293.04-187,921.32-36,522.72

Finding the Fourth Proportional to 125,293.04, 187,921.32 and 36,522.72

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Solution

The fourth proportional to 125,293.04, 187,921.32 and 36,522.72 is: 54,778.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,293.04 : 187,921.32 = 36,522.72 : x
  2. Step 2: Convert to fraction form
    125,293.04/187,921.32 = 36,522.72/x
  3. Step 3: Cross multiply
    125,293.04x = 187,921.32 × 36,522.72
  4. Step 4: Simplify right side
    125,293.04x = 6,863,397,752.39
  5. Step 5: Solve for x
    x = 6,863,397,752.39/125,293.04
  6. Step 6: Final answer
    x = 54,778.76

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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.