Home / 336,053.20-504,178.21-99,402.18

Finding the Fourth Proportional to 336,053.20, 504,178.21 and 99,402.18

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Solution

The fourth proportional to 336,053.20, 504,178.21 and 99,402.18 is: 149,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,053.20 : 504,178.21 = 99,402.18 : x
  2. Step 2: Convert to fraction form
    336,053.20/504,178.21 = 99,402.18/x
  3. Step 3: Cross multiply
    336,053.20x = 504,178.21 × 99,402.18
  4. Step 4: Simplify right side
    336,053.20x = 50,116,413,306.75
  5. Step 5: Solve for x
    x = 50,116,413,306.75/336,053.20
  6. Step 6: Final answer
    x = 149,132.38

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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.