Home / 90,862.50-136,293.71-24,300.90

Finding the Fourth Proportional to 90,862.50, 136,293.71 and 24,300.90

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Solution

The fourth proportional to 90,862.50, 136,293.71 and 24,300.90 is: 36,451.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,862.50 : 136,293.71 = 24,300.90 : x
  2. Step 2: Convert to fraction form
    90,862.50/136,293.71 = 24,300.90/x
  3. Step 3: Cross multiply
    90,862.50x = 136,293.71 × 24,300.90
  4. Step 4: Simplify right side
    90,862.50x = 3,312,059,135.87
  5. Step 5: Solve for x
    x = 3,312,059,135.87/90,862.50
  6. Step 6: Final answer
    x = 36,451.33

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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.