Home / 88,656.42-122,283.24-52,818.78

Finding the Fourth Proportional to 88,656.42, 122,283.24 and 52,818.78

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Solution

The fourth proportional to 88,656.42, 122,283.24 and 52,818.78 is: 72,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,656.42 : 122,283.24 = 52,818.78 : x
  2. Step 2: Convert to fraction form
    88,656.42/122,283.24 = 52,818.78/x
  3. Step 3: Cross multiply
    88,656.42x = 122,283.24 × 52,818.78
  4. Step 4: Simplify right side
    88,656.42x = 6,458,851,551.25
  5. Step 5: Solve for x
    x = 6,458,851,551.25/88,656.42
  6. Step 6: Final answer
    x = 72,852.61

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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.