Home / 282,121.66-423,084.07-124,264

Finding the Fourth Proportional to 282,121.66, 423,084.07 and 124,264

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Solution

The fourth proportional to 282,121.66, 423,084.07 and 124,264 is: 186,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,121.66 : 423,084.07 = 124,264 : x
  2. Step 2: Convert to fraction form
    282,121.66/423,084.07 = 124,264/x
  3. Step 3: Cross multiply
    282,121.66x = 423,084.07 × 124,264
  4. Step 4: Simplify right side
    282,121.66x = 52,574,118,874.48
  5. Step 5: Solve for x
    x = 52,574,118,874.48/282,121.66
  6. Step 6: Final answer
    x = 186,352.65

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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.