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Finding the Fourth Proportional to 282,756.92, 424,696.68 and 169,123.64

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Solution

The fourth proportional to 282,756.92, 424,696.68 and 169,123.64 is: 254,021.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,756.92 : 424,696.68 = 169,123.64 : x
  2. Step 2: Convert to fraction form
    282,756.92/424,696.68 = 169,123.64/x
  3. Step 3: Cross multiply
    282,756.92x = 424,696.68 × 169,123.64
  4. Step 4: Simplify right side
    282,756.92x = 71,826,248,417.52
  5. Step 5: Solve for x
    x = 71,826,248,417.52/282,756.92
  6. Step 6: Final answer
    x = 254,021.19

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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.