Home / 152,330.10-228,517.02-52,463.58

Finding the Fourth Proportional to 152,330.10, 228,517.02 and 52,463.58

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Solution

The fourth proportional to 152,330.10, 228,517.02 and 52,463.58 is: 78,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,330.10 : 228,517.02 = 52,463.58 : x
  2. Step 2: Convert to fraction form
    152,330.10/228,517.02 = 52,463.58/x
  3. Step 3: Cross multiply
    152,330.10x = 228,517.02 × 52,463.58
  4. Step 4: Simplify right side
    152,330.10x = 11,988,820,960.13
  5. Step 5: Solve for x
    x = 11,988,820,960.13/152,330.10
  6. Step 6: Final answer
    x = 78,702.90

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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.