Home / 156,430.90-234,625.53-44,120.14

Finding the Fourth Proportional to 156,430.90, 234,625.53 and 44,120.14

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Solution

The fourth proportional to 156,430.90, 234,625.53 and 44,120.14 is: 66,174.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,430.90 : 234,625.53 = 44,120.14 : x
  2. Step 2: Convert to fraction form
    156,430.90/234,625.53 = 44,120.14/x
  3. Step 3: Cross multiply
    156,430.90x = 234,625.53 × 44,120.14
  4. Step 4: Simplify right side
    156,430.90x = 10,351,711,231.17
  5. Step 5: Solve for x
    x = 10,351,711,231.17/156,430.90
  6. Step 6: Final answer
    x = 66,174.34

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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.