Home / 85,281.85-127,922.78-22,952.35

Finding the Fourth Proportional to 85,281.85, 127,922.78 and 22,952.35

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Solution

The fourth proportional to 85,281.85, 127,922.78 and 22,952.35 is: 34,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,281.85 : 127,922.78 = 22,952.35 : x
  2. Step 2: Convert to fraction form
    85,281.85/127,922.78 = 22,952.35/x
  3. Step 3: Cross multiply
    85,281.85x = 127,922.78 × 22,952.35
  4. Step 4: Simplify right side
    85,281.85x = 2,936,128,419.53
  5. Step 5: Solve for x
    x = 2,936,128,419.53/85,281.85
  6. Step 6: Final answer
    x = 34,428.53

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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.