Home / 282,921.29-424,568.89-133,204.40

Finding the Fourth Proportional to 282,921.29, 424,568.89 and 133,204.40

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Solution

The fourth proportional to 282,921.29, 424,568.89 and 133,204.40 is: 199,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,921.29 : 424,568.89 = 133,204.40 : x
  2. Step 2: Convert to fraction form
    282,921.29/424,568.89 = 133,204.40/x
  3. Step 3: Cross multiply
    282,921.29x = 424,568.89 × 133,204.40
  4. Step 4: Simplify right side
    282,921.29x = 56,554,444,251.12
  5. Step 5: Solve for x
    x = 56,554,444,251.12/282,921.29
  6. Step 6: Final answer
    x = 199,894.62

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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.