Home / 129,929.49-194,894.22-48,891.74

Finding the Fourth Proportional to 129,929.49, 194,894.22 and 48,891.74

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Solution

The fourth proportional to 129,929.49, 194,894.22 and 48,891.74 is: 73,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,929.49 : 194,894.22 = 48,891.74 : x
  2. Step 2: Convert to fraction form
    129,929.49/194,894.22 = 48,891.74/x
  3. Step 3: Cross multiply
    129,929.49x = 194,894.22 × 48,891.74
  4. Step 4: Simplify right side
    129,929.49x = 9,528,716,557.27
  5. Step 5: Solve for x
    x = 9,528,716,557.27/129,929.49
  6. Step 6: Final answer
    x = 73,337.60

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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.