Home / 57,428.24-86,040.12-49,022.48

Finding the Fourth Proportional to 57,428.24, 86,040.12 and 49,022.48

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Solution

The fourth proportional to 57,428.24, 86,040.12 and 49,022.48 is: 73,446.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,428.24 : 86,040.12 = 49,022.48 : x
  2. Step 2: Convert to fraction form
    57,428.24/86,040.12 = 49,022.48/x
  3. Step 3: Cross multiply
    57,428.24x = 86,040.12 × 49,022.48
  4. Step 4: Simplify right side
    57,428.24x = 4,217,900,061.90
  5. Step 5: Solve for x
    x = 4,217,900,061.90/57,428.24
  6. Step 6: Final answer
    x = 73,446.44

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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.