Home / 79,254.24-118,055.61-75,046.98

Finding the Fourth Proportional to 79,254.24, 118,055.61 and 75,046.98

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Solution

The fourth proportional to 79,254.24, 118,055.61 and 75,046.98 is: 111,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,254.24 : 118,055.61 = 75,046.98 : x
  2. Step 2: Convert to fraction form
    79,254.24/118,055.61 = 75,046.98/x
  3. Step 3: Cross multiply
    79,254.24x = 118,055.61 × 75,046.98
  4. Step 4: Simplify right side
    79,254.24x = 8,859,717,002.56
  5. Step 5: Solve for x
    x = 8,859,717,002.56/79,254.24
  6. Step 6: Final answer
    x = 111,788.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.