Home / 119,608.02-179,220.42-91,494

Finding the Fourth Proportional to 119,608.02, 179,220.42 and 91,494

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Solution

The fourth proportional to 119,608.02, 179,220.42 and 91,494 is: 137,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,608.02 : 179,220.42 = 91,494 : x
  2. Step 2: Convert to fraction form
    119,608.02/179,220.42 = 91,494/x
  3. Step 3: Cross multiply
    119,608.02x = 179,220.42 × 91,494
  4. Step 4: Simplify right side
    119,608.02x = 16,397,593,107.48
  5. Step 5: Solve for x
    x = 16,397,593,107.48/119,608.02
  6. Step 6: Final answer
    x = 137,094.43

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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.