Home / 94,029.96-140,828.94-79,048.20

Finding the Fourth Proportional to 94,029.96, 140,828.94 and 79,048.20

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Solution

The fourth proportional to 94,029.96, 140,828.94 and 79,048.20 is: 118,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,029.96 : 140,828.94 = 79,048.20 : x
  2. Step 2: Convert to fraction form
    94,029.96/140,828.94 = 79,048.20/x
  3. Step 3: Cross multiply
    94,029.96x = 140,828.94 × 79,048.20
  4. Step 4: Simplify right side
    94,029.96x = 11,132,274,214.91
  5. Step 5: Solve for x
    x = 11,132,274,214.91/94,029.96
  6. Step 6: Final answer
    x = 118,390.72

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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.