Home / 90,677.20-136,015.60-24,117.34

Finding the Fourth Proportional to 90,677.20, 136,015.60 and 24,117.34

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Solution

The fourth proportional to 90,677.20, 136,015.60 and 24,117.34 is: 36,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,677.20 : 136,015.60 = 24,117.34 : x
  2. Step 2: Convert to fraction form
    90,677.20/136,015.60 = 24,117.34/x
  3. Step 3: Cross multiply
    90,677.20x = 136,015.60 × 24,117.34
  4. Step 4: Simplify right side
    90,677.20x = 3,280,334,470.50
  5. Step 5: Solve for x
    x = 3,280,334,470.50/90,677.20
  6. Step 6: Final answer
    x = 36,175.96

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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.