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Finding the Fourth Proportional to 228,350.51, 342,568.80 and 70,542.03

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Solution

The fourth proportional to 228,350.51, 342,568.80 and 70,542.03 is: 105,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,350.51 : 342,568.80 = 70,542.03 : x
  2. Step 2: Convert to fraction form
    228,350.51/342,568.80 = 70,542.03/x
  3. Step 3: Cross multiply
    228,350.51x = 342,568.80 × 70,542.03
  4. Step 4: Simplify right side
    228,350.51x = 24,165,498,566.66
  5. Step 5: Solve for x
    x = 24,165,498,566.66/228,350.51
  6. Step 6: Final answer
    x = 105,826.34

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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.