Home / 77,062.73-115,594.13-50,431.14

Finding the Fourth Proportional to 77,062.73, 115,594.13 and 50,431.14

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Solution

The fourth proportional to 77,062.73, 115,594.13 and 50,431.14 is: 75,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,062.73 : 115,594.13 = 50,431.14 : x
  2. Step 2: Convert to fraction form
    77,062.73/115,594.13 = 50,431.14/x
  3. Step 3: Cross multiply
    77,062.73x = 115,594.13 × 50,431.14
  4. Step 4: Simplify right side
    77,062.73x = 5,829,543,879.29
  5. Step 5: Solve for x
    x = 5,829,543,879.29/77,062.73
  6. Step 6: Final answer
    x = 75,646.74

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1.5x scale

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.