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Finding the Fourth Proportional to 167,943.82, 250,686.99 and 148,015.48

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Solution

The fourth proportional to 167,943.82, 250,686.99 and 148,015.48 is: 220,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,943.82 : 250,686.99 = 148,015.48 : x
  2. Step 2: Convert to fraction form
    167,943.82/250,686.99 = 148,015.48/x
  3. Step 3: Cross multiply
    167,943.82x = 250,686.99 × 148,015.48
  4. Step 4: Simplify right side
    167,943.82x = 37,105,555,154.61
  5. Step 5: Solve for x
    x = 37,105,555,154.61/167,943.82
  6. Step 6: Final answer
    x = 220,940.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.