Home / 282,374.20-389,787.42-169,175.08

Finding the Fourth Proportional to 282,374.20, 389,787.42 and 169,175.08

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Solution

The fourth proportional to 282,374.20, 389,787.42 and 169,175.08 is: 233,528.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,374.20 : 389,787.42 = 169,175.08 : x
  2. Step 2: Convert to fraction form
    282,374.20/389,787.42 = 169,175.08/x
  3. Step 3: Cross multiply
    282,374.20x = 389,787.42 × 169,175.08
  4. Step 4: Simplify right side
    282,374.20x = 65,942,317,961.49
  5. Step 5: Solve for x
    x = 65,942,317,961.49/282,374.20
  6. Step 6: Final answer
    x = 233,528.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.