Home / 366,579.12-549,376.20-156,160.56

Finding the Fourth Proportional to 366,579.12, 549,376.20 and 156,160.56

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Solution

The fourth proportional to 366,579.12, 549,376.20 and 156,160.56 is: 234,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,579.12 : 549,376.20 = 156,160.56 : x
  2. Step 2: Convert to fraction form
    366,579.12/549,376.20 = 156,160.56/x
  3. Step 3: Cross multiply
    366,579.12x = 549,376.20 × 156,160.56
  4. Step 4: Simplify right side
    366,579.12x = 85,790,895,042.67
  5. Step 5: Solve for x
    x = 85,790,895,042.67/366,579.12
  6. Step 6: Final answer
    x = 234,031.05

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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.