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Finding the Fourth Proportional to 282,799.71, 424,215.27 and 93,252.42

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Solution

The fourth proportional to 282,799.71, 424,215.27 and 93,252.42 is: 139,883.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,799.71 : 424,215.27 = 93,252.42 : x
  2. Step 2: Convert to fraction form
    282,799.71/424,215.27 = 93,252.42/x
  3. Step 3: Cross multiply
    282,799.71x = 424,215.27 × 93,252.42
  4. Step 4: Simplify right side
    282,799.71x = 39,559,100,528.45
  5. Step 5: Solve for x
    x = 39,559,100,528.45/282,799.71
  6. Step 6: Final answer
    x = 139,883.81

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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.