Home / 129,530.09-194,244.10-62,950.52

Finding the Fourth Proportional to 129,530.09, 194,244.10 and 62,950.52

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Solution

The fourth proportional to 129,530.09, 194,244.10 and 62,950.52 is: 94,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,530.09 : 194,244.10 = 62,950.52 : x
  2. Step 2: Convert to fraction form
    129,530.09/194,244.10 = 62,950.52/x
  3. Step 3: Cross multiply
    129,530.09x = 194,244.10 × 62,950.52
  4. Step 4: Simplify right side
    129,530.09x = 12,227,767,101.93
  5. Step 5: Solve for x
    x = 12,227,767,101.93/129,530.09
  6. Step 6: Final answer
    x = 94,400.98

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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.