Home / 88,763.42-122,494.20-48,476.45

Finding the Fourth Proportional to 88,763.42, 122,494.20 and 48,476.45

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Solution

The fourth proportional to 88,763.42, 122,494.20 and 48,476.45 is: 66,897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,763.42 : 122,494.20 = 48,476.45 : x
  2. Step 2: Convert to fraction form
    88,763.42/122,494.20 = 48,476.45/x
  3. Step 3: Cross multiply
    88,763.42x = 122,494.20 × 48,476.45
  4. Step 4: Simplify right side
    88,763.42x = 5,938,083,961.59
  5. Step 5: Solve for x
    x = 5,938,083,961.59/88,763.42
  6. Step 6: Final answer
    x = 66,897.87

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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.