Home / 67,125.41-100,758.13-29,711.76

Finding the Fourth Proportional to 67,125.41, 100,758.13 and 29,711.76

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Solution

The fourth proportional to 67,125.41, 100,758.13 and 29,711.76 is: 44,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,125.41 : 100,758.13 = 29,711.76 : x
  2. Step 2: Convert to fraction form
    67,125.41/100,758.13 = 29,711.76/x
  3. Step 3: Cross multiply
    67,125.41x = 100,758.13 × 29,711.76
  4. Step 4: Simplify right side
    67,125.41x = 2,993,701,491.25
  5. Step 5: Solve for x
    x = 2,993,701,491.25/67,125.41
  6. Step 6: Final answer
    x = 44,598.63

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1.5x scale

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.