Home / 188,289.53-282,434.18-55,169.71

Finding the Fourth Proportional to 188,289.53, 282,434.18 and 55,169.71

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Solution

The fourth proportional to 188,289.53, 282,434.18 and 55,169.71 is: 82,754.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,289.53 : 282,434.18 = 55,169.71 : x
  2. Step 2: Convert to fraction form
    188,289.53/282,434.18 = 55,169.71/x
  3. Step 3: Cross multiply
    188,289.53x = 282,434.18 × 55,169.71
  4. Step 4: Simplify right side
    188,289.53x = 15,581,810,822.75
  5. Step 5: Solve for x
    x = 15,581,810,822.75/188,289.53
  6. Step 6: Final answer
    x = 82,754.53

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1.5x scale

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.