Home / 119,529.64-179,265.30-49,429

Finding the Fourth Proportional to 119,529.64, 179,265.30 and 49,429

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Solution

The fourth proportional to 119,529.64, 179,265.30 and 49,429 is: 74,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,529.64 : 179,265.30 = 49,429 : x
  2. Step 2: Convert to fraction form
    119,529.64/179,265.30 = 49,429/x
  3. Step 3: Cross multiply
    119,529.64x = 179,265.30 × 49,429
  4. Step 4: Simplify right side
    119,529.64x = 8,860,904,513.70
  5. Step 5: Solve for x
    x = 8,860,904,513.70/119,529.64
  6. Step 6: Final answer
    x = 74,131.44

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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.