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Finding the Fourth Proportional to 228,588.28, 342,937.14 and 95,394.44

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Solution

The fourth proportional to 228,588.28, 342,937.14 and 95,394.44 is: 143,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,588.28 : 342,937.14 = 95,394.44 : x
  2. Step 2: Convert to fraction form
    228,588.28/342,937.14 = 95,394.44/x
  3. Step 3: Cross multiply
    228,588.28x = 342,937.14 × 95,394.44
  4. Step 4: Simplify right side
    228,588.28x = 32,714,296,425.50
  5. Step 5: Solve for x
    x = 32,714,296,425.50/228,588.28
  6. Step 6: Final answer
    x = 143,114.50

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1.5x scale

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.