Home / 48,159.20-72,141.60-33,384.80

Finding the Fourth Proportional to 48,159.20, 72,141.60 and 33,384.80

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Solution

The fourth proportional to 48,159.20, 72,141.60 and 33,384.80 is: 50,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,159.20 : 72,141.60 = 33,384.80 : x
  2. Step 2: Convert to fraction form
    48,159.20/72,141.60 = 33,384.80/x
  3. Step 3: Cross multiply
    48,159.20x = 72,141.60 × 33,384.80
  4. Step 4: Simplify right side
    48,159.20x = 2,408,432,887.68
  5. Step 5: Solve for x
    x = 2,408,432,887.68/48,159.20
  6. Step 6: Final answer
    x = 50,009.82

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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.