Home / 282,770.15-424,155.23-162,703.85

Finding the Fourth Proportional to 282,770.15, 424,155.23 and 162,703.85

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Solution

The fourth proportional to 282,770.15, 424,155.23 and 162,703.85 is: 244,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,770.15 : 424,155.23 = 162,703.85 : x
  2. Step 2: Convert to fraction form
    282,770.15/424,155.23 = 162,703.85/x
  3. Step 3: Cross multiply
    282,770.15x = 424,155.23 × 162,703.85
  4. Step 4: Simplify right side
    282,770.15x = 69,011,688,105.12
  5. Step 5: Solve for x
    x = 69,011,688,105.12/282,770.15
  6. Step 6: Final answer
    x = 244,055.78

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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.