Home / 45,514.40-68,271.60-41,712.80

Finding the Fourth Proportional to 45,514.40, 68,271.60 and 41,712.80

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Solution

The fourth proportional to 45,514.40, 68,271.60 and 41,712.80 is: 62,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,514.40 : 68,271.60 = 41,712.80 : x
  2. Step 2: Convert to fraction form
    45,514.40/68,271.60 = 41,712.80/x
  3. Step 3: Cross multiply
    45,514.40x = 68,271.60 × 41,712.80
  4. Step 4: Simplify right side
    45,514.40x = 2,847,799,596.48
  5. Step 5: Solve for x
    x = 2,847,799,596.48/45,514.40
  6. Step 6: Final answer
    x = 62,569.20

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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.