Home / 250,336.08-375,527.21-81,857.28

Finding the Fourth Proportional to 250,336.08, 375,527.21 and 81,857.28

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Solution

The fourth proportional to 250,336.08, 375,527.21 and 81,857.28 is: 122,793.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,336.08 : 375,527.21 = 81,857.28 : x
  2. Step 2: Convert to fraction form
    250,336.08/375,527.21 = 81,857.28/x
  3. Step 3: Cross multiply
    250,336.08x = 375,527.21 × 81,857.28
  4. Step 4: Simplify right side
    250,336.08x = 30,739,635,567.30
  5. Step 5: Solve for x
    x = 30,739,635,567.30/250,336.08
  6. Step 6: Final answer
    x = 122,793.47

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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.