Home / 85,046.04-127,586.40-29,680.92

Finding the Fourth Proportional to 85,046.04, 127,586.40 and 29,680.92

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Solution

The fourth proportional to 85,046.04, 127,586.40 and 29,680.92 is: 44,527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,046.04 : 127,586.40 = 29,680.92 : x
  2. Step 2: Convert to fraction form
    85,046.04/127,586.40 = 29,680.92/x
  3. Step 3: Cross multiply
    85,046.04x = 127,586.40 × 29,680.92
  4. Step 4: Simplify right side
    85,046.04x = 3,786,881,731.49
  5. Step 5: Solve for x
    x = 3,786,881,731.49/85,046.04
  6. Step 6: Final answer
    x = 44,527.43

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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.