Home / 90,682.88-136,034.67-24,125.72

Finding the Fourth Proportional to 90,682.88, 136,034.67 and 24,125.72

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Solution

The fourth proportional to 90,682.88, 136,034.67 and 24,125.72 is: 36,191.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,682.88 : 136,034.67 = 24,125.72 : x
  2. Step 2: Convert to fraction form
    90,682.88/136,034.67 = 24,125.72/x
  3. Step 3: Cross multiply
    90,682.88x = 136,034.67 × 24,125.72
  4. Step 4: Simplify right side
    90,682.88x = 3,281,934,358.71
  5. Step 5: Solve for x
    x = 3,281,934,358.71/90,682.88
  6. Step 6: Final answer
    x = 36,191.33

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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.