Home / 148,877.73-205,374.24-92,190.69

Finding the Fourth Proportional to 148,877.73, 205,374.24 and 92,190.69

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Solution

The fourth proportional to 148,877.73, 205,374.24 and 92,190.69 is: 127,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,877.73 : 205,374.24 = 92,190.69 : x
  2. Step 2: Convert to fraction form
    148,877.73/205,374.24 = 92,190.69/x
  3. Step 3: Cross multiply
    148,877.73x = 205,374.24 × 92,190.69
  4. Step 4: Simplify right side
    148,877.73x = 18,933,592,893.83
  5. Step 5: Solve for x
    x = 18,933,592,893.83/148,877.73
  6. Step 6: Final answer
    x = 127,175.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.