Home / 85,051.83-127,573.05-25,882.88

Finding the Fourth Proportional to 85,051.83, 127,573.05 and 25,882.88

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Solution

The fourth proportional to 85,051.83, 127,573.05 and 25,882.88 is: 38,822.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,051.83 : 127,573.05 = 25,882.88 : x
  2. Step 2: Convert to fraction form
    85,051.83/127,573.05 = 25,882.88/x
  3. Step 3: Cross multiply
    85,051.83x = 127,573.05 × 25,882.88
  4. Step 4: Simplify right side
    85,051.83x = 3,301,957,944.38
  5. Step 5: Solve for x
    x = 3,301,957,944.38/85,051.83
  6. Step 6: Final answer
    x = 38,822.89

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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.