Home / 104,834.52-157,184.28-76,381.92

Finding the Fourth Proportional to 104,834.52, 157,184.28 and 76,381.92

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Solution

The fourth proportional to 104,834.52, 157,184.28 and 76,381.92 is: 114,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,834.52 : 157,184.28 = 76,381.92 : x
  2. Step 2: Convert to fraction form
    104,834.52/157,184.28 = 76,381.92/x
  3. Step 3: Cross multiply
    104,834.52x = 157,184.28 × 76,381.92
  4. Step 4: Simplify right side
    104,834.52x = 12,006,037,100.22
  5. Step 5: Solve for x
    x = 12,006,037,100.22/104,834.52
  6. Step 6: Final answer
    x = 114,523.70

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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.