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Finding the Fourth Proportional to 88,995.33, 122,810.54 and 48,708.22

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Solution

The fourth proportional to 88,995.33, 122,810.54 and 48,708.22 is: 67,215.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,995.33 : 122,810.54 = 48,708.22 : x
  2. Step 2: Convert to fraction form
    88,995.33/122,810.54 = 48,708.22/x
  3. Step 3: Cross multiply
    88,995.33x = 122,810.54 × 48,708.22
  4. Step 4: Simplify right side
    88,995.33x = 5,981,882,800.64
  5. Step 5: Solve for x
    x = 5,981,882,800.64/88,995.33
  6. Step 6: Final answer
    x = 67,215.69

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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.