Home / 126,568.62-189,854.55-37,801.80

Finding the Fourth Proportional to 126,568.62, 189,854.55 and 37,801.80

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Solution

The fourth proportional to 126,568.62, 189,854.55 and 37,801.80 is: 56,703.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,568.62 : 189,854.55 = 37,801.80 : x
  2. Step 2: Convert to fraction form
    126,568.62/189,854.55 = 37,801.80/x
  3. Step 3: Cross multiply
    126,568.62x = 189,854.55 × 37,801.80
  4. Step 4: Simplify right side
    126,568.62x = 7,176,843,728.19
  5. Step 5: Solve for x
    x = 7,176,843,728.19/126,568.62
  6. Step 6: Final answer
    x = 56,703.18

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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.