Home / 94,219.76-130,020.56-51,778.24

Finding the Fourth Proportional to 94,219.76, 130,020.56 and 51,778.24

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Solution

The fourth proportional to 94,219.76, 130,020.56 and 51,778.24 is: 71,452.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,219.76 : 130,020.56 = 51,778.24 : x
  2. Step 2: Convert to fraction form
    94,219.76/130,020.56 = 51,778.24/x
  3. Step 3: Cross multiply
    94,219.76x = 130,020.56 × 51,778.24
  4. Step 4: Simplify right side
    94,219.76x = 6,732,235,760.61
  5. Step 5: Solve for x
    x = 6,732,235,760.61/94,219.76
  6. Step 6: Final answer
    x = 71,452.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.