Home / 151,172.20-226,750.80-56,394.96

Finding the Fourth Proportional to 151,172.20, 226,750.80 and 56,394.96

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Solution

The fourth proportional to 151,172.20, 226,750.80 and 56,394.96 is: 84,589.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,172.20 : 226,750.80 = 56,394.96 : x
  2. Step 2: Convert to fraction form
    151,172.20/226,750.80 = 56,394.96/x
  3. Step 3: Cross multiply
    151,172.20x = 226,750.80 × 56,394.96
  4. Step 4: Simplify right side
    151,172.20x = 12,787,602,295.97
  5. Step 5: Solve for x
    x = 12,787,602,295.97/151,172.20
  6. Step 6: Final answer
    x = 84,589.64

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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.