Home / 137,865.60-206,799.84-58,930.56

Finding the Fourth Proportional to 137,865.60, 206,799.84 and 58,930.56

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Solution

The fourth proportional to 137,865.60, 206,799.84 and 58,930.56 is: 88,396.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,865.60 : 206,799.84 = 58,930.56 : x
  2. Step 2: Convert to fraction form
    137,865.60/206,799.84 = 58,930.56/x
  3. Step 3: Cross multiply
    137,865.60x = 206,799.84 × 58,930.56
  4. Step 4: Simplify right side
    137,865.60x = 12,186,830,379.11
  5. Step 5: Solve for x
    x = 12,186,830,379.11/137,865.60
  6. Step 6: Final answer
    x = 88,396.46

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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.