Home / 94,164.32-129,947.04-51,723.68

Finding the Fourth Proportional to 94,164.32, 129,947.04 and 51,723.68

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Solution

The fourth proportional to 94,164.32, 129,947.04 and 51,723.68 is: 71,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,164.32 : 129,947.04 = 51,723.68 : x
  2. Step 2: Convert to fraction form
    94,164.32/129,947.04 = 51,723.68/x
  3. Step 3: Cross multiply
    94,164.32x = 129,947.04 × 51,723.68
  4. Step 4: Simplify right side
    94,164.32x = 6,721,339,113.91
  5. Step 5: Solve for x
    x = 6,721,339,113.91/94,164.32
  6. Step 6: Final answer
    x = 71,378.83

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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.