Home / 282,837.19-424,144.61-102,879.89

Finding the Fourth Proportional to 282,837.19, 424,144.61 and 102,879.89

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Solution

The fourth proportional to 282,837.19, 424,144.61 and 102,879.89 is: 154,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,837.19 : 424,144.61 = 102,879.89 : x
  2. Step 2: Convert to fraction form
    282,837.19/424,144.61 = 102,879.89/x
  3. Step 3: Cross multiply
    282,837.19x = 424,144.61 × 102,879.89
  4. Step 4: Simplify right side
    282,837.19x = 43,635,950,306.49
  5. Step 5: Solve for x
    x = 43,635,950,306.49/282,837.19
  6. Step 6: Final answer
    x = 154,279.40

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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.