Home / 79,110.46-118,665.78-29,168.92

Finding the Fourth Proportional to 79,110.46, 118,665.78 and 29,168.92

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Solution

The fourth proportional to 79,110.46, 118,665.78 and 29,168.92 is: 43,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,110.46 : 118,665.78 = 29,168.92 : x
  2. Step 2: Convert to fraction form
    79,110.46/118,665.78 = 29,168.92/x
  3. Step 3: Cross multiply
    79,110.46x = 118,665.78 × 29,168.92
  4. Step 4: Simplify right side
    79,110.46x = 3,461,352,643.56
  5. Step 5: Solve for x
    x = 3,461,352,643.56/79,110.46
  6. Step 6: Final answer
    x = 43,753.41

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1.5x scale

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.