Home / 374,290.20-561,596.13-121,648.14

Finding the Fourth Proportional to 374,290.20, 561,596.13 and 121,648.14

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Solution

The fourth proportional to 374,290.20, 561,596.13 and 121,648.14 is: 182,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,290.20 : 561,596.13 = 121,648.14 : x
  2. Step 2: Convert to fraction form
    374,290.20/561,596.13 = 121,648.14/x
  3. Step 3: Cross multiply
    374,290.20x = 561,596.13 × 121,648.14
  4. Step 4: Simplify right side
    374,290.20x = 68,317,124,645.70
  5. Step 5: Solve for x
    x = 68,317,124,645.70/374,290.20
  6. Step 6: Final answer
    x = 182,524.48

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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.