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Finding the Fourth Proportional to 227,879.10, 341,818.65 and 70,107.30

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Solution

The fourth proportional to 227,879.10, 341,818.65 and 70,107.30 is: 105,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,879.10 : 341,818.65 = 70,107.30 : x
  2. Step 2: Convert to fraction form
    227,879.10/341,818.65 = 70,107.30/x
  3. Step 3: Cross multiply
    227,879.10x = 341,818.65 × 70,107.30
  4. Step 4: Simplify right side
    227,879.10x = 23,963,982,641.15
  5. Step 5: Solve for x
    x = 23,963,982,641.15/227,879.10
  6. Step 6: Final answer
    x = 105,160.95

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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.