Home / 250,332.38-375,546.91-81,807.25

Finding the Fourth Proportional to 250,332.38, 375,546.91 and 81,807.25

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Solution

The fourth proportional to 250,332.38, 375,546.91 and 81,807.25 is: 122,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,332.38 : 375,546.91 = 81,807.25 : x
  2. Step 2: Convert to fraction form
    250,332.38/375,546.91 = 81,807.25/x
  3. Step 3: Cross multiply
    250,332.38x = 375,546.91 × 81,807.25
  4. Step 4: Simplify right side
    250,332.38x = 30,722,459,953.10
  5. Step 5: Solve for x
    x = 30,722,459,953.10/250,332.38
  6. Step 6: Final answer
    x = 122,726.67

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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.