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Finding the Fourth Proportional to 228,567.71, 342,906.30 and 95,373.87

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Solution

The fourth proportional to 228,567.71, 342,906.30 and 95,373.87 is: 143,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,567.71 : 342,906.30 = 95,373.87 : x
  2. Step 2: Convert to fraction form
    228,567.71/342,906.30 = 95,373.87/x
  3. Step 3: Cross multiply
    228,567.71x = 342,906.30 × 95,373.87
  4. Step 4: Simplify right side
    228,567.71x = 32,704,300,878.38
  5. Step 5: Solve for x
    x = 32,704,300,878.38/228,567.71
  6. Step 6: Final answer
    x = 143,083.65

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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.