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Finding the Fourth Proportional to 136,339.46, 204,602.62 and 47,592.98

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Solution

The fourth proportional to 136,339.46, 204,602.62 and 47,592.98 is: 71,422.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,339.46 : 204,602.62 = 47,592.98 : x
  2. Step 2: Convert to fraction form
    136,339.46/204,602.62 = 47,592.98/x
  3. Step 3: Cross multiply
    136,339.46x = 204,602.62 × 47,592.98
  4. Step 4: Simplify right side
    136,339.46x = 9,737,648,401.61
  5. Step 5: Solve for x
    x = 9,737,648,401.61/136,339.46
  6. Step 6: Final answer
    x = 71,422.08

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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.