Home / 49,334.80-74,002.20-48,168.40

Finding the Fourth Proportional to 49,334.80, 74,002.20 and 48,168.40

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Solution

The fourth proportional to 49,334.80, 74,002.20 and 48,168.40 is: 72,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,334.80 : 74,002.20 = 48,168.40 : x
  2. Step 2: Convert to fraction form
    49,334.80/74,002.20 = 48,168.40/x
  3. Step 3: Cross multiply
    49,334.80x = 74,002.20 × 48,168.40
  4. Step 4: Simplify right side
    49,334.80x = 3,564,567,570.48
  5. Step 5: Solve for x
    x = 3,564,567,570.48/49,334.80
  6. Step 6: Final answer
    x = 72,252.60

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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.