Home / 129,500.22-194,199.27-62,920.65

Finding the Fourth Proportional to 129,500.22, 194,199.27 and 62,920.65

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Solution

The fourth proportional to 129,500.22, 194,199.27 and 62,920.65 is: 94,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,500.22 : 194,199.27 = 62,920.65 : x
  2. Step 2: Convert to fraction form
    129,500.22/194,199.27 = 62,920.65/x
  3. Step 3: Cross multiply
    129,500.22x = 194,199.27 × 62,920.65
  4. Step 4: Simplify right side
    129,500.22x = 12,219,144,297.93
  5. Step 5: Solve for x
    x = 12,219,144,297.93/129,500.22
  6. Step 6: Final answer
    x = 94,356.17

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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.