Home / 156,074.14-215,344.85-94,819.10

Finding the Fourth Proportional to 156,074.14, 215,344.85 and 94,819.10

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Solution

The fourth proportional to 156,074.14, 215,344.85 and 94,819.10 is: 130,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,074.14 : 215,344.85 = 94,819.10 : x
  2. Step 2: Convert to fraction form
    156,074.14/215,344.85 = 94,819.10/x
  3. Step 3: Cross multiply
    156,074.14x = 215,344.85 × 94,819.10
  4. Step 4: Simplify right side
    156,074.14x = 20,418,804,866.64
  5. Step 5: Solve for x
    x = 20,418,804,866.64/156,074.14
  6. Step 6: Final answer
    x = 130,827.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.