Home / 91,126.11-136,689.27-24,572.87

Finding the Fourth Proportional to 91,126.11, 136,689.27 and 24,572.87

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Solution

The fourth proportional to 91,126.11, 136,689.27 and 24,572.87 is: 36,859.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,126.11 : 136,689.27 = 24,572.87 : x
  2. Step 2: Convert to fraction form
    91,126.11/136,689.27 = 24,572.87/x
  3. Step 3: Cross multiply
    91,126.11x = 136,689.27 × 24,572.87
  4. Step 4: Simplify right side
    91,126.11x = 3,358,846,855.79
  5. Step 5: Solve for x
    x = 3,358,846,855.79/91,126.11
  6. Step 6: Final answer
    x = 36,859.32

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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.