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Finding the Fourth Proportional to 158,751.57, 237,807.46 and 105,473.55

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Solution

The fourth proportional to 158,751.57, 237,807.46 and 105,473.55 is: 157,997.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,751.57 : 237,807.46 = 105,473.55 : x
  2. Step 2: Convert to fraction form
    158,751.57/237,807.46 = 105,473.55/x
  3. Step 3: Cross multiply
    158,751.57x = 237,807.46 × 105,473.55
  4. Step 4: Simplify right side
    158,751.57x = 25,082,397,022.68
  5. Step 5: Solve for x
    x = 25,082,397,022.68/158,751.57
  6. Step 6: Final answer
    x = 157,997.79

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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.