Home / 152,046.10-228,069.15-102,279.70

Finding the Fourth Proportional to 152,046.10, 228,069.15 and 102,279.70

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Solution

The fourth proportional to 152,046.10, 228,069.15 and 102,279.70 is: 153,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,046.10 : 228,069.15 = 102,279.70 : x
  2. Step 2: Convert to fraction form
    152,046.10/228,069.15 = 102,279.70/x
  3. Step 3: Cross multiply
    152,046.10x = 228,069.15 × 102,279.70
  4. Step 4: Simplify right side
    152,046.10x = 23,326,844,241.26
  5. Step 5: Solve for x
    x = 23,326,844,241.26/152,046.10
  6. Step 6: Final answer
    x = 153,419.55

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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.