Home / 225,426.32-311,084.52-124,822.16

Finding the Fourth Proportional to 225,426.32, 311,084.52 and 124,822.16

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Solution

The fourth proportional to 225,426.32, 311,084.52 and 124,822.16 is: 172,252.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,426.32 : 311,084.52 = 124,822.16 : x
  2. Step 2: Convert to fraction form
    225,426.32/311,084.52 = 124,822.16/x
  3. Step 3: Cross multiply
    225,426.32x = 311,084.52 × 124,822.16
  4. Step 4: Simplify right side
    225,426.32x = 38,830,241,728.96
  5. Step 5: Solve for x
    x = 38,830,241,728.96/225,426.32
  6. Step 6: Final answer
    x = 172,252.48

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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.