Home / 155,548.20-233,322.30-55,711.65

Finding the Fourth Proportional to 155,548.20, 233,322.30 and 55,711.65

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Solution

The fourth proportional to 155,548.20, 233,322.30 and 55,711.65 is: 83,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,548.20 : 233,322.30 = 55,711.65 : x
  2. Step 2: Convert to fraction form
    155,548.20/233,322.30 = 55,711.65/x
  3. Step 3: Cross multiply
    155,548.20x = 233,322.30 × 55,711.65
  4. Step 4: Simplify right side
    155,548.20x = 12,998,770,314.80
  5. Step 5: Solve for x
    x = 12,998,770,314.80/155,548.20
  6. Step 6: Final answer
    x = 83,567.48

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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.