Home / 129,929.22-194,736.87-63,269.46

Finding the Fourth Proportional to 129,929.22, 194,736.87 and 63,269.46

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Solution

The fourth proportional to 129,929.22, 194,736.87 and 63,269.46 is: 94,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,929.22 : 194,736.87 = 63,269.46 : x
  2. Step 2: Convert to fraction form
    129,929.22/194,736.87 = 63,269.46/x
  3. Step 3: Cross multiply
    129,929.22x = 194,736.87 × 63,269.46
  4. Step 4: Simplify right side
    129,929.22x = 12,320,896,606.99
  5. Step 5: Solve for x
    x = 12,320,896,606.99/129,929.22
  6. Step 6: Final answer
    x = 94,827.76

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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.