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Finding the Fourth Proportional to 152,235.47, 228,375.06 and 47,062.64

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Solution

The fourth proportional to 152,235.47, 228,375.06 and 47,062.64 is: 70,600.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,235.47 : 228,375.06 = 47,062.64 : x
  2. Step 2: Convert to fraction form
    152,235.47/228,375.06 = 47,062.64/x
  3. Step 3: Cross multiply
    152,235.47x = 228,375.06 × 47,062.64
  4. Step 4: Simplify right side
    152,235.47x = 10,747,933,233.76
  5. Step 5: Solve for x
    x = 10,747,933,233.76/152,235.47
  6. Step 6: Final answer
    x = 70,600.72

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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.