Home / 146,001.29-219,002.13-40,820.15

Finding the Fourth Proportional to 146,001.29, 219,002.13 and 40,820.15

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Solution

The fourth proportional to 146,001.29, 219,002.13 and 40,820.15 is: 61,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,001.29 : 219,002.13 = 40,820.15 : x
  2. Step 2: Convert to fraction form
    146,001.29/219,002.13 = 40,820.15/x
  3. Step 3: Cross multiply
    146,001.29x = 219,002.13 × 40,820.15
  4. Step 4: Simplify right side
    146,001.29x = 8,939,700,344.42
  5. Step 5: Solve for x
    x = 8,939,700,344.42/146,001.29
  6. Step 6: Final answer
    x = 61,230.29

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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.