Home / 156,224.68-234,343.50-45,416.68

Finding the Fourth Proportional to 156,224.68, 234,343.50 and 45,416.68

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Solution

The fourth proportional to 156,224.68, 234,343.50 and 45,416.68 is: 68,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,224.68 : 234,343.50 = 45,416.68 : x
  2. Step 2: Convert to fraction form
    156,224.68/234,343.50 = 45,416.68/x
  3. Step 3: Cross multiply
    156,224.68x = 234,343.50 × 45,416.68
  4. Step 4: Simplify right side
    156,224.68x = 10,643,103,749.58
  5. Step 5: Solve for x
    x = 10,643,103,749.58/156,224.68
  6. Step 6: Final answer
    x = 68,126.90

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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.