Home / 89,089.80-122,937.40-48,797.04

Finding the Fourth Proportional to 89,089.80, 122,937.40 and 48,797.04

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Solution

The fourth proportional to 89,089.80, 122,937.40 and 48,797.04 is: 67,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089.80 : 122,937.40 = 48,797.04 : x
  2. Step 2: Convert to fraction form
    89,089.80/122,937.40 = 48,797.04/x
  3. Step 3: Cross multiply
    89,089.80x = 122,937.40 × 48,797.04
  4. Step 4: Simplify right side
    89,089.80x = 5,998,981,225.30
  5. Step 5: Solve for x
    x = 5,998,981,225.30/89,089.80
  6. Step 6: Final answer
    x = 67,336.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.