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Finding the Fourth Proportional to 282,941.78, 424,322.64 and 93,366.80

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Solution

The fourth proportional to 282,941.78, 424,322.64 and 93,366.80 is: 140,020.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,941.78 : 424,322.64 = 93,366.80 : x
  2. Step 2: Convert to fraction form
    282,941.78/424,322.64 = 93,366.80/x
  3. Step 3: Cross multiply
    282,941.78x = 424,322.64 × 93,366.80
  4. Step 4: Simplify right side
    282,941.78x = 39,617,647,064.35
  5. Step 5: Solve for x
    x = 39,617,647,064.35/282,941.78
  6. Step 6: Final answer
    x = 140,020.49

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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.