Home / 94,147.04-129,923.52-51,705.20

Finding the Fourth Proportional to 94,147.04, 129,923.52 and 51,705.20

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Solution

The fourth proportional to 94,147.04, 129,923.52 and 51,705.20 is: 71,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,147.04 : 129,923.52 = 51,705.20 : x
  2. Step 2: Convert to fraction form
    94,147.04/129,923.52 = 51,705.20/x
  3. Step 3: Cross multiply
    94,147.04x = 129,923.52 × 51,705.20
  4. Step 4: Simplify right side
    94,147.04x = 6,717,721,586.30
  5. Step 5: Solve for x
    x = 6,717,721,586.30/94,147.04
  6. Step 6: Final answer
    x = 71,353.51

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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.