Home / 154,422.10-231,633.15-60,915.70

Finding the Fourth Proportional to 154,422.10, 231,633.15 and 60,915.70

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Solution

The fourth proportional to 154,422.10, 231,633.15 and 60,915.70 is: 91,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,422.10 : 231,633.15 = 60,915.70 : x
  2. Step 2: Convert to fraction form
    154,422.10/231,633.15 = 60,915.70/x
  3. Step 3: Cross multiply
    154,422.10x = 231,633.15 × 60,915.70
  4. Step 4: Simplify right side
    154,422.10x = 14,110,095,475.46
  5. Step 5: Solve for x
    x = 14,110,095,475.46/154,422.10
  6. Step 6: Final answer
    x = 91,373.55

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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.