Home / 282,922.88-424,273.20-105,332.80

Finding the Fourth Proportional to 282,922.88, 424,273.20 and 105,332.80

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Solution

The fourth proportional to 282,922.88, 424,273.20 and 105,332.80 is: 157,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,922.88 : 424,273.20 = 105,332.80 : x
  2. Step 2: Convert to fraction form
    282,922.88/424,273.20 = 105,332.80/x
  3. Step 3: Cross multiply
    282,922.88x = 424,273.20 × 105,332.80
  4. Step 4: Simplify right side
    282,922.88x = 44,689,884,120.96
  5. Step 5: Solve for x
    x = 44,689,884,120.96/282,922.88
  6. Step 6: Final answer
    x = 157,957.83

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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.