Home / 119,943.60-179,160.18-88,071.72

Finding the Fourth Proportional to 119,943.60, 179,160.18 and 88,071.72

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Solution

The fourth proportional to 119,943.60, 179,160.18 and 88,071.72 is: 131,553.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,943.60 : 179,160.18 = 88,071.72 : x
  2. Step 2: Convert to fraction form
    119,943.60/179,160.18 = 88,071.72/x
  3. Step 3: Cross multiply
    119,943.60x = 179,160.18 × 88,071.72
  4. Step 4: Simplify right side
    119,943.60x = 15,778,945,208.11
  5. Step 5: Solve for x
    x = 15,778,945,208.11/119,943.60
  6. Step 6: Final answer
    x = 131,553.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.