Home / 248,828.10-343,348.20-146,857.86

Finding the Fourth Proportional to 248,828.10, 343,348.20 and 146,857.86

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Solution

The fourth proportional to 248,828.10, 343,348.20 and 146,857.86 is: 202,643.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,828.10 : 343,348.20 = 146,857.86 : x
  2. Step 2: Convert to fraction form
    248,828.10/343,348.20 = 146,857.86/x
  3. Step 3: Cross multiply
    248,828.10x = 343,348.20 × 146,857.86
  4. Step 4: Simplify right side
    248,828.10x = 50,423,381,886.85
  5. Step 5: Solve for x
    x = 50,423,381,886.85/248,828.10
  6. Step 6: Final answer
    x = 202,643.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.