Home / 282,930.41-424,389.46-133,087.65

Finding the Fourth Proportional to 282,930.41, 424,389.46 and 133,087.65

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Solution

The fourth proportional to 282,930.41, 424,389.46 and 133,087.65 is: 199,628.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,930.41 : 424,389.46 = 133,087.65 : x
  2. Step 2: Convert to fraction form
    282,930.41/424,389.46 = 133,087.65/x
  3. Step 3: Cross multiply
    282,930.41x = 424,389.46 × 133,087.65
  4. Step 4: Simplify right side
    282,930.41x = 56,480,995,916.17
  5. Step 5: Solve for x
    x = 56,480,995,916.17/282,930.41
  6. Step 6: Final answer
    x = 199,628.58

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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.