Home / 88,561.45-122,212.36-48,276

Finding the Fourth Proportional to 88,561.45, 122,212.36 and 48,276

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Solution

The fourth proportional to 88,561.45, 122,212.36 and 48,276 is: 66,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,561.45 : 122,212.36 = 48,276 : x
  2. Step 2: Convert to fraction form
    88,561.45/122,212.36 = 48,276/x
  3. Step 3: Cross multiply
    88,561.45x = 122,212.36 × 48,276
  4. Step 4: Simplify right side
    88,561.45x = 5,899,923,951.71
  5. Step 5: Solve for x
    x = 5,899,923,951.71/88,561.45
  6. Step 6: Final answer
    x = 66,619.55

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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.