Home / 341,749.20-512,526.96-141,822.30

Finding the Fourth Proportional to 341,749.20, 512,526.96 and 141,822.30

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Solution

The fourth proportional to 341,749.20, 512,526.96 and 141,822.30 is: 212,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,749.20 : 512,526.96 = 141,822.30 : x
  2. Step 2: Convert to fraction form
    341,749.20/512,526.96 = 141,822.30/x
  3. Step 3: Cross multiply
    341,749.20x = 512,526.96 × 141,822.30
  4. Step 4: Simplify right side
    341,749.20x = 72,687,752,279.21
  5. Step 5: Solve for x
    x = 72,687,752,279.21/341,749.20
  6. Step 6: Final answer
    x = 212,693.26

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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.