Home / 45,103.03-62,243.20-29,215.14

Finding the Fourth Proportional to 45,103.03, 62,243.20 and 29,215.14

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Solution

The fourth proportional to 45,103.03, 62,243.20 and 29,215.14 is: 40,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,103.03 : 62,243.20 = 29,215.14 : x
  2. Step 2: Convert to fraction form
    45,103.03/62,243.20 = 29,215.14/x
  3. Step 3: Cross multiply
    45,103.03x = 62,243.20 × 29,215.14
  4. Step 4: Simplify right side
    45,103.03x = 1,818,443,605.15
  5. Step 5: Solve for x
    x = 1,818,443,605.15/45,103.03
  6. Step 6: Final answer
    x = 40,317.55

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1.5x scale

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.