Home / 248,876.10-373,314.15-147,836.70

Finding the Fourth Proportional to 248,876.10, 373,314.15 and 147,836.70

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Solution

The fourth proportional to 248,876.10, 373,314.15 and 147,836.70 is: 221,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,876.10 : 373,314.15 = 147,836.70 : x
  2. Step 2: Convert to fraction form
    248,876.10/373,314.15 = 147,836.70/x
  3. Step 3: Cross multiply
    248,876.10x = 373,314.15 × 147,836.70
  4. Step 4: Simplify right side
    248,876.10x = 55,189,531,999.31
  5. Step 5: Solve for x
    x = 55,189,531,999.31/248,876.10
  6. Step 6: Final answer
    x = 221,755.05

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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.