Home / 237,712.14-328,045.32-130,279.86

Finding the Fourth Proportional to 237,712.14, 328,045.32 and 130,279.86

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Solution

The fourth proportional to 237,712.14, 328,045.32 and 130,279.86 is: 179,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,712.14 : 328,045.32 = 130,279.86 : x
  2. Step 2: Convert to fraction form
    237,712.14/328,045.32 = 130,279.86/x
  3. Step 3: Cross multiply
    237,712.14x = 328,045.32 × 130,279.86
  4. Step 4: Simplify right side
    237,712.14x = 42,737,698,363.26
  5. Step 5: Solve for x
    x = 42,737,698,363.26/237,712.14
  6. Step 6: Final answer
    x = 179,787.61

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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.