Home / 45,290.04-68,006.16-38,360.91

Finding the Fourth Proportional to 45,290.04, 68,006.16 and 38,360.91

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Solution

The fourth proportional to 45,290.04, 68,006.16 and 38,360.91 is: 57,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,290.04 : 68,006.16 = 38,360.91 : x
  2. Step 2: Convert to fraction form
    45,290.04/68,006.16 = 38,360.91/x
  3. Step 3: Cross multiply
    45,290.04x = 68,006.16 × 38,360.91
  4. Step 4: Simplify right side
    45,290.04x = 2,608,778,183.21
  5. Step 5: Solve for x
    x = 2,608,778,183.21/45,290.04
  6. Step 6: Final answer
    x = 57,601.59

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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.