Home / 156,244.34-234,451.80-66,273.04

Finding the Fourth Proportional to 156,244.34, 234,451.80 and 66,273.04

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Solution

The fourth proportional to 156,244.34, 234,451.80 and 66,273.04 is: 99,445.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,244.34 : 234,451.80 = 66,273.04 : x
  2. Step 2: Convert to fraction form
    156,244.34/234,451.80 = 66,273.04/x
  3. Step 3: Cross multiply
    156,244.34x = 234,451.80 × 66,273.04
  4. Step 4: Simplify right side
    156,244.34x = 15,537,833,519.47
  5. Step 5: Solve for x
    x = 15,537,833,519.47/156,244.34
  6. Step 6: Final answer
    x = 99,445.74

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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.