Home / 79,747.20-110,054.90-45,294.46

Finding the Fourth Proportional to 79,747.20, 110,054.90 and 45,294.46

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Solution

The fourth proportional to 79,747.20, 110,054.90 and 45,294.46 is: 62,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,747.20 : 110,054.90 = 45,294.46 : x
  2. Step 2: Convert to fraction form
    79,747.20/110,054.90 = 45,294.46/x
  3. Step 3: Cross multiply
    79,747.20x = 110,054.90 × 45,294.46
  4. Step 4: Simplify right side
    79,747.20x = 4,984,877,103.95
  5. Step 5: Solve for x
    x = 4,984,877,103.95/79,747.20
  6. Step 6: Final answer
    x = 62,508.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.