Home / 374,126.42-561,272.55-107,866.15

Finding the Fourth Proportional to 374,126.42, 561,272.55 and 107,866.15

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Solution

The fourth proportional to 374,126.42, 561,272.55 and 107,866.15 is: 161,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,126.42 : 561,272.55 = 107,866.15 : x
  2. Step 2: Convert to fraction form
    374,126.42/561,272.55 = 107,866.15/x
  3. Step 3: Cross multiply
    374,126.42x = 561,272.55 × 107,866.15
  4. Step 4: Simplify right side
    374,126.42x = 60,542,309,069.18
  5. Step 5: Solve for x
    x = 60,542,309,069.18/374,126.42
  6. Step 6: Final answer
    x = 161,823.13

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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.