Home / 146,279.61-219,288.06-52,763.49

Finding the Fourth Proportional to 146,279.61, 219,288.06 and 52,763.49

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Solution

The fourth proportional to 146,279.61, 219,288.06 and 52,763.49 is: 79,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,279.61 : 219,288.06 = 52,763.49 : x
  2. Step 2: Convert to fraction form
    146,279.61/219,288.06 = 52,763.49/x
  3. Step 3: Cross multiply
    146,279.61x = 219,288.06 × 52,763.49
  4. Step 4: Simplify right side
    146,279.61x = 11,570,403,360.93
  5. Step 5: Solve for x
    x = 11,570,403,360.93/146,279.61
  6. Step 6: Final answer
    x = 79,097.85

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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.