Home / 374,324.90-561,425.85-134,389.13

Finding the Fourth Proportional to 374,324.90, 561,425.85 and 134,389.13

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Solution

The fourth proportional to 374,324.90, 561,425.85 and 134,389.13 is: 201,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,324.90 : 561,425.85 = 134,389.13 : x
  2. Step 2: Convert to fraction form
    374,324.90/561,425.85 = 134,389.13/x
  3. Step 3: Cross multiply
    374,324.90x = 561,425.85 × 134,389.13
  4. Step 4: Simplify right side
    374,324.90x = 75,449,528,733.88
  5. Step 5: Solve for x
    x = 75,449,528,733.88/374,324.90
  6. Step 6: Final answer
    x = 201,561.61

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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.