Home / 85,332.38-127,998.56-23,002.88

Finding the Fourth Proportional to 85,332.38, 127,998.56 and 23,002.88

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Solution

The fourth proportional to 85,332.38, 127,998.56 and 23,002.88 is: 34,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,332.38 : 127,998.56 = 23,002.88 : x
  2. Step 2: Convert to fraction form
    85,332.38/127,998.56 = 23,002.88/x
  3. Step 3: Cross multiply
    85,332.38x = 127,998.56 × 23,002.88
  4. Step 4: Simplify right side
    85,332.38x = 2,944,334,933.37
  5. Step 5: Solve for x
    x = 2,944,334,933.37/85,332.38
  6. Step 6: Final answer
    x = 34,504.31

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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.