Home / 157,564.78-236,311.18-45,244.11

Finding the Fourth Proportional to 157,564.78, 236,311.18 and 45,244.11

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Solution

The fourth proportional to 157,564.78, 236,311.18 and 45,244.11 is: 67,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,564.78 : 236,311.18 = 45,244.11 : x
  2. Step 2: Convert to fraction form
    157,564.78/236,311.18 = 45,244.11/x
  3. Step 3: Cross multiply
    157,564.78x = 236,311.18 × 45,244.11
  4. Step 4: Simplify right side
    157,564.78x = 10,691,689,022.15
  5. Step 5: Solve for x
    x = 10,691,689,022.15/157,564.78
  6. Step 6: Final answer
    x = 67,855.83

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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.