Home / 75,305.56-104,029.83-60,178.42

Finding the Fourth Proportional to 75,305.56, 104,029.83 and 60,178.42

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Solution

The fourth proportional to 75,305.56, 104,029.83 and 60,178.42 is: 83,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,305.56 : 104,029.83 = 60,178.42 : x
  2. Step 2: Convert to fraction form
    75,305.56/104,029.83 = 60,178.42/x
  3. Step 3: Cross multiply
    75,305.56x = 104,029.83 × 60,178.42
  4. Step 4: Simplify right side
    75,305.56x = 6,260,350,802.27
  5. Step 5: Solve for x
    x = 6,260,350,802.27/75,305.56
  6. Step 6: Final answer
    x = 83,132.65

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1.5x scale

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.