Home / 91,994.52-126,956.03-51,708.15

Finding the Fourth Proportional to 91,994.52, 126,956.03 and 51,708.15

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Solution

The fourth proportional to 91,994.52, 126,956.03 and 51,708.15 is: 71,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,994.52 : 126,956.03 = 51,708.15 : x
  2. Step 2: Convert to fraction form
    91,994.52/126,956.03 = 51,708.15/x
  3. Step 3: Cross multiply
    91,994.52x = 126,956.03 × 51,708.15
  4. Step 4: Simplify right side
    91,994.52x = 6,564,661,442.64
  5. Step 5: Solve for x
    x = 6,564,661,442.64/91,994.52
  6. Step 6: Final answer
    x = 71,359.27

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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.