Home / 122,035.73-182,769.28-118,672.31

Finding the Fourth Proportional to 122,035.73, 182,769.28 and 118,672.31

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Solution

The fourth proportional to 122,035.73, 182,769.28 and 118,672.31 is: 177,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,035.73 : 182,769.28 = 118,672.31 : x
  2. Step 2: Convert to fraction form
    122,035.73/182,769.28 = 118,672.31/x
  3. Step 3: Cross multiply
    122,035.73x = 182,769.28 × 118,672.31
  4. Step 4: Simplify right side
    122,035.73x = 21,689,651,444.11
  5. Step 5: Solve for x
    x = 21,689,651,444.11/122,035.73
  6. Step 6: Final answer
    x = 177,731.98

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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.