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Finding the Fourth Proportional to 228,577.80, 342,898.76 and 95,427.77

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Solution

The fourth proportional to 228,577.80, 342,898.76 and 95,427.77 is: 143,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,577.80 : 342,898.76 = 95,427.77 : x
  2. Step 2: Convert to fraction form
    228,577.80/342,898.76 = 95,427.77/x
  3. Step 3: Cross multiply
    228,577.80x = 342,898.76 × 95,427.77
  4. Step 4: Simplify right side
    228,577.80x = 32,722,062,668.18
  5. Step 5: Solve for x
    x = 32,722,062,668.18/228,577.80
  6. Step 6: Final answer
    x = 143,155.04

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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.