Home / 162,071.28-242,803.17-95,311.89

Finding the Fourth Proportional to 162,071.28, 242,803.17 and 95,311.89

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Solution

The fourth proportional to 162,071.28, 242,803.17 and 95,311.89 is: 142,789.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,071.28 : 242,803.17 = 95,311.89 : x
  2. Step 2: Convert to fraction form
    162,071.28/242,803.17 = 95,311.89/x
  3. Step 3: Cross multiply
    162,071.28x = 242,803.17 × 95,311.89
  4. Step 4: Simplify right side
    162,071.28x = 23,142,029,030.69
  5. Step 5: Solve for x
    x = 23,142,029,030.69/162,071.28
  6. Step 6: Final answer
    x = 142,789.20

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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.