Home / 225,552.16-311,247.40-123,577.48

Finding the Fourth Proportional to 225,552.16, 311,247.40 and 123,577.48

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Solution

The fourth proportional to 225,552.16, 311,247.40 and 123,577.48 is: 170,528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,552.16 : 311,247.40 = 123,577.48 : x
  2. Step 2: Convert to fraction form
    225,552.16/311,247.40 = 123,577.48/x
  3. Step 3: Cross multiply
    225,552.16x = 311,247.40 × 123,577.48
  4. Step 4: Simplify right side
    225,552.16x = 38,463,169,348.55
  5. Step 5: Solve for x
    x = 38,463,169,348.55/225,552.16
  6. Step 6: Final answer
    x = 170,528.93

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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.