Home / 228,322.40-342,541.92-88,043.36

Finding the Fourth Proportional to 228,322.40, 342,541.92 and 88,043.36

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Solution

The fourth proportional to 228,322.40, 342,541.92 and 88,043.36 is: 132,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,322.40 : 342,541.92 = 88,043.36 : x
  2. Step 2: Convert to fraction form
    228,322.40/342,541.92 = 88,043.36/x
  3. Step 3: Cross multiply
    228,322.40x = 342,541.92 × 88,043.36
  4. Step 4: Simplify right side
    228,322.40x = 30,158,541,577.65
  5. Step 5: Solve for x
    x = 30,158,541,577.65/228,322.40
  6. Step 6: Final answer
    x = 132,087.53

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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.