Home / 155,459.20-233,188.80-50,288.80

Finding the Fourth Proportional to 155,459.20, 233,188.80 and 50,288.80

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Solution

The fourth proportional to 155,459.20, 233,188.80 and 50,288.80 is: 75,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,459.20 : 233,188.80 = 50,288.80 : x
  2. Step 2: Convert to fraction form
    155,459.20/233,188.80 = 50,288.80/x
  3. Step 3: Cross multiply
    155,459.20x = 233,188.80 × 50,288.80
  4. Step 4: Simplify right side
    155,459.20x = 11,726,784,925.44
  5. Step 5: Solve for x
    x = 11,726,784,925.44/155,459.20
  6. Step 6: Final answer
    x = 75,433.20

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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.