Home / 225,550.04-311,258.98-123,582

Finding the Fourth Proportional to 225,550.04, 311,258.98 and 123,582

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Solution

The fourth proportional to 225,550.04, 311,258.98 and 123,582 is: 170,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,550.04 : 311,258.98 = 123,582 : x
  2. Step 2: Convert to fraction form
    225,550.04/311,258.98 = 123,582/x
  3. Step 3: Cross multiply
    225,550.04x = 311,258.98 × 123,582
  4. Step 4: Simplify right side
    225,550.04x = 38,466,007,266.36
  5. Step 5: Solve for x
    x = 38,466,007,266.36/225,550.04
  6. Step 6: Final answer
    x = 170,543.12

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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.