Home / 156,070.18-234,142.53-50,889.25

Finding the Fourth Proportional to 156,070.18, 234,142.53 and 50,889.25

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Solution

The fourth proportional to 156,070.18, 234,142.53 and 50,889.25 is: 76,346.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,070.18 : 234,142.53 = 50,889.25 : x
  2. Step 2: Convert to fraction form
    156,070.18/234,142.53 = 50,889.25/x
  3. Step 3: Cross multiply
    156,070.18x = 234,142.53 × 50,889.25
  4. Step 4: Simplify right side
    156,070.18x = 11,915,337,744.80
  5. Step 5: Solve for x
    x = 11,915,337,744.80/156,070.18
  6. Step 6: Final answer
    x = 76,346.02

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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.