Home / 94,245.12-141,387.12-31,914

Finding the Fourth Proportional to 94,245.12, 141,387.12 and 31,914

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Solution

The fourth proportional to 94,245.12, 141,387.12 and 31,914 is: 47,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,245.12 : 141,387.12 = 31,914 : x
  2. Step 2: Convert to fraction form
    94,245.12/141,387.12 = 31,914/x
  3. Step 3: Cross multiply
    94,245.12x = 141,387.12 × 31,914
  4. Step 4: Simplify right side
    94,245.12x = 4,512,228,547.68
  5. Step 5: Solve for x
    x = 4,512,228,547.68/94,245.12
  6. Step 6: Final answer
    x = 47,877.58

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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.