Home / 60,218.20-90,230.10-50,303.80

Finding the Fourth Proportional to 60,218.20, 90,230.10 and 50,303.80

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Solution

The fourth proportional to 60,218.20, 90,230.10 and 50,303.80 is: 75,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,218.20 : 90,230.10 = 50,303.80 : x
  2. Step 2: Convert to fraction form
    60,218.20/90,230.10 = 50,303.80/x
  3. Step 3: Cross multiply
    60,218.20x = 90,230.10 × 50,303.80
  4. Step 4: Simplify right side
    60,218.20x = 4,538,916,904.38
  5. Step 5: Solve for x
    x = 4,538,916,904.38/60,218.20
  6. Step 6: Final answer
    x = 75,374.50

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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.