Home / 85,267.76-127,901.55-22,938.26

Finding the Fourth Proportional to 85,267.76, 127,901.55 and 22,938.26

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Solution

The fourth proportional to 85,267.76, 127,901.55 and 22,938.26 is: 34,407.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,267.76 : 127,901.55 = 22,938.26 : x
  2. Step 2: Convert to fraction form
    85,267.76/127,901.55 = 22,938.26/x
  3. Step 3: Cross multiply
    85,267.76x = 127,901.55 × 22,938.26
  4. Step 4: Simplify right side
    85,267.76x = 2,933,839,008.30
  5. Step 5: Solve for x
    x = 2,933,839,008.30/85,267.76
  6. Step 6: Final answer
    x = 34,407.37

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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.