Home / 179,258.10-269,053.40-90,573.88

Finding the Fourth Proportional to 179,258.10, 269,053.40 and 90,573.88

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Solution

The fourth proportional to 179,258.10, 269,053.40 and 90,573.88 is: 135,944.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,258.10 : 269,053.40 = 90,573.88 : x
  2. Step 2: Convert to fraction form
    179,258.10/269,053.40 = 90,573.88/x
  3. Step 3: Cross multiply
    179,258.10x = 269,053.40 × 90,573.88
  4. Step 4: Simplify right side
    179,258.10x = 24,369,210,365.19
  5. Step 5: Solve for x
    x = 24,369,210,365.19/179,258.10
  6. Step 6: Final answer
    x = 135,944.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.