Home / 104,348.48-156,520.10-57,009.56

Finding the Fourth Proportional to 104,348.48, 156,520.10 and 57,009.56

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Solution

The fourth proportional to 104,348.48, 156,520.10 and 57,009.56 is: 85,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,348.48 : 156,520.10 = 57,009.56 : x
  2. Step 2: Convert to fraction form
    104,348.48/156,520.10 = 57,009.56/x
  3. Step 3: Cross multiply
    104,348.48x = 156,520.10 × 57,009.56
  4. Step 4: Simplify right side
    104,348.48x = 8,923,141,392.08
  5. Step 5: Solve for x
    x = 8,923,141,392.08/104,348.48
  6. Step 6: Final answer
    x = 85,512.91

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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.