Home / 343,060.20-514,665.90-115,348.04

Finding the Fourth Proportional to 343,060.20, 514,665.90 and 115,348.04

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Solution

The fourth proportional to 343,060.20, 514,665.90 and 115,348.04 is: 173,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,060.20 : 514,665.90 = 115,348.04 : x
  2. Step 2: Convert to fraction form
    343,060.20/514,665.90 = 115,348.04/x
  3. Step 3: Cross multiply
    343,060.20x = 514,665.90 × 115,348.04
  4. Step 4: Simplify right side
    343,060.20x = 59,365,702,819.84
  5. Step 5: Solve for x
    x = 59,365,702,819.84/343,060.20
  6. Step 6: Final answer
    x = 173,047.48

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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.