Home / 155,286.40-232,929.60-50,108.80

Finding the Fourth Proportional to 155,286.40, 232,929.60 and 50,108.80

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Solution

The fourth proportional to 155,286.40, 232,929.60 and 50,108.80 is: 75,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,286.40 : 232,929.60 = 50,108.80 : x
  2. Step 2: Convert to fraction form
    155,286.40/232,929.60 = 50,108.80/x
  3. Step 3: Cross multiply
    155,286.40x = 232,929.60 × 50,108.80
  4. Step 4: Simplify right side
    155,286.40x = 11,671,822,740.48
  5. Step 5: Solve for x
    x = 11,671,822,740.48/155,286.40
  6. Step 6: Final answer
    x = 75,163.20

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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.