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Finding the Fourth Proportional to 228,055.67, 342,103.55 and 59,574.66

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Solution

The fourth proportional to 228,055.67, 342,103.55 and 59,574.66 is: 89,367.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,055.67 : 342,103.55 = 59,574.66 : x
  2. Step 2: Convert to fraction form
    228,055.67/342,103.55 = 59,574.66/x
  3. Step 3: Cross multiply
    228,055.67x = 342,103.55 × 59,574.66
  4. Step 4: Simplify right side
    228,055.67x = 20,380,702,676.04
  5. Step 5: Solve for x
    x = 20,380,702,676.04/228,055.67
  6. Step 6: Final answer
    x = 89,367.23

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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.