Home / 105,285.12-157,882.74-60,942.48

Finding the Fourth Proportional to 105,285.12, 157,882.74 and 60,942.48

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Solution

The fourth proportional to 105,285.12, 157,882.74 and 60,942.48 is: 91,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,285.12 : 157,882.74 = 60,942.48 : x
  2. Step 2: Convert to fraction form
    105,285.12/157,882.74 = 60,942.48/x
  3. Step 3: Cross multiply
    105,285.12x = 157,882.74 × 60,942.48
  4. Step 4: Simplify right side
    105,285.12x = 9,621,765,724.80
  5. Step 5: Solve for x
    x = 9,621,765,724.80/105,285.12
  6. Step 6: Final answer
    x = 91,387.71

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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.