Home / 104,275.10-156,459.38-48,085.09

Finding the Fourth Proportional to 104,275.10, 156,459.38 and 48,085.09

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Solution

The fourth proportional to 104,275.10, 156,459.38 and 48,085.09 is: 72,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,275.10 : 156,459.38 = 48,085.09 : x
  2. Step 2: Convert to fraction form
    104,275.10/156,459.38 = 48,085.09/x
  3. Step 3: Cross multiply
    104,275.10x = 156,459.38 × 48,085.09
  4. Step 4: Simplify right side
    104,275.10x = 7,523,363,684.43
  5. Step 5: Solve for x
    x = 7,523,363,684.43/104,275.10
  6. Step 6: Final answer
    x = 72,149.19

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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.