Home / 45,693.36-68,314.68-38,750.76

Finding the Fourth Proportional to 45,693.36, 68,314.68 and 38,750.76

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Solution

The fourth proportional to 45,693.36, 68,314.68 and 38,750.76 is: 57,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,693.36 : 68,314.68 = 38,750.76 : x
  2. Step 2: Convert to fraction form
    45,693.36/68,314.68 = 38,750.76/x
  3. Step 3: Cross multiply
    45,693.36x = 68,314.68 × 38,750.76
  4. Step 4: Simplify right side
    45,693.36x = 2,647,245,769.16
  5. Step 5: Solve for x
    x = 2,647,245,769.16/45,693.36
  6. Step 6: Final answer
    x = 57,935.02

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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.