Home / 122,035.98-182,769.65-118,672.55

Finding the Fourth Proportional to 122,035.98, 182,769.65 and 118,672.55

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Solution

The fourth proportional to 122,035.98, 182,769.65 and 118,672.55 is: 177,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,035.98 : 182,769.65 = 118,672.55 : x
  2. Step 2: Convert to fraction form
    122,035.98/182,769.65 = 118,672.55/x
  3. Step 3: Cross multiply
    122,035.98x = 182,769.65 × 118,672.55
  4. Step 4: Simplify right side
    122,035.98x = 21,689,740,428.11
  5. Step 5: Solve for x
    x = 21,689,740,428.11/122,035.98
  6. Step 6: Final answer
    x = 177,732.34

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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.