Home / 73,990.22-102,101.18-45,696.38

Finding the Fourth Proportional to 73,990.22, 102,101.18 and 45,696.38

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Solution

The fourth proportional to 73,990.22, 102,101.18 and 45,696.38 is: 63,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,990.22 : 102,101.18 = 45,696.38 : x
  2. Step 2: Convert to fraction form
    73,990.22/102,101.18 = 45,696.38/x
  3. Step 3: Cross multiply
    73,990.22x = 102,101.18 × 45,696.38
  4. Step 4: Simplify right side
    73,990.22x = 4,665,654,319.73
  5. Step 5: Solve for x
    x = 4,665,654,319.73/73,990.22
  6. Step 6: Final answer
    x = 63,057.72

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1.5x scale

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.