Home / 90,718.10-136,084.02-24,157.96

Finding the Fourth Proportional to 90,718.10, 136,084.02 and 24,157.96

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Solution

The fourth proportional to 90,718.10, 136,084.02 and 24,157.96 is: 36,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,718.10 : 136,084.02 = 24,157.96 : x
  2. Step 2: Convert to fraction form
    90,718.10/136,084.02 = 24,157.96/x
  3. Step 3: Cross multiply
    90,718.10x = 136,084.02 × 24,157.96
  4. Step 4: Simplify right side
    90,718.10x = 3,287,512,311.80
  5. Step 5: Solve for x
    x = 3,287,512,311.80/90,718.10
  6. Step 6: Final answer
    x = 36,238.77

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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.