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Finding the Fourth Proportional to 156,675.80, 234,966.18 and 44,347.16

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Solution

The fourth proportional to 156,675.80, 234,966.18 and 44,347.16 is: 66,507.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,675.80 : 234,966.18 = 44,347.16 : x
  2. Step 2: Convert to fraction form
    156,675.80/234,966.18 = 44,347.16/x
  3. Step 3: Cross multiply
    156,675.80x = 234,966.18 × 44,347.16
  4. Step 4: Simplify right side
    156,675.80x = 10,420,082,779.05
  5. Step 5: Solve for x
    x = 10,420,082,779.05/156,675.80
  6. Step 6: Final answer
    x = 66,507.29

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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.