Home / 282,187.94-422,948.18-124,085.66

Finding the Fourth Proportional to 282,187.94, 422,948.18 and 124,085.66

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Solution

The fourth proportional to 282,187.94, 422,948.18 and 124,085.66 is: 185,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,187.94 : 422,948.18 = 124,085.66 : x
  2. Step 2: Convert to fraction form
    282,187.94/422,948.18 = 124,085.66/x
  3. Step 3: Cross multiply
    282,187.94x = 422,948.18 × 124,085.66
  4. Step 4: Simplify right side
    282,187.94x = 52,481,804,061.10
  5. Step 5: Solve for x
    x = 52,481,804,061.10/282,187.94
  6. Step 6: Final answer
    x = 185,981.74

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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.