Home / 374,198.38-561,041.36-134,306.95

Finding the Fourth Proportional to 374,198.38, 561,041.36 and 134,306.95

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Solution

The fourth proportional to 374,198.38, 561,041.36 and 134,306.95 is: 201,368.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,198.38 : 561,041.36 = 134,306.95 : x
  2. Step 2: Convert to fraction form
    374,198.38/561,041.36 = 134,306.95/x
  3. Step 3: Cross multiply
    374,198.38x = 561,041.36 × 134,306.95
  4. Step 4: Simplify right side
    374,198.38x = 75,351,753,885.45
  5. Step 5: Solve for x
    x = 75,351,753,885.45/374,198.38
  6. Step 6: Final answer
    x = 201,368.47

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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.