Home / 141,383.41-212,077.85-113,172.53

Finding the Fourth Proportional to 141,383.41, 212,077.85 and 113,172.53

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Solution

The fourth proportional to 141,383.41, 212,077.85 and 113,172.53 is: 169,760.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,383.41 : 212,077.85 = 113,172.53 : x
  2. Step 2: Convert to fraction form
    141,383.41/212,077.85 = 113,172.53/x
  3. Step 3: Cross multiply
    141,383.41x = 212,077.85 × 113,172.53
  4. Step 4: Simplify right side
    141,383.41x = 24,001,385,215.21
  5. Step 5: Solve for x
    x = 24,001,385,215.21/141,383.41
  6. Step 6: Final answer
    x = 169,760.98

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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.