Home / 225,226.24-310,812.21-123,251.69

Finding the Fourth Proportional to 225,226.24, 310,812.21 and 123,251.69

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Solution

The fourth proportional to 225,226.24, 310,812.21 and 123,251.69 is: 170,087.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,226.24 : 310,812.21 = 123,251.69 : x
  2. Step 2: Convert to fraction form
    225,226.24/310,812.21 = 123,251.69/x
  3. Step 3: Cross multiply
    225,226.24x = 310,812.21 × 123,251.69
  4. Step 4: Simplify right side
    225,226.24x = 38,308,130,463.26
  5. Step 5: Solve for x
    x = 38,308,130,463.26/225,226.24
  6. Step 6: Final answer
    x = 170,087.34

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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.