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Finding the Fourth Proportional to 88,492.89, 122,119.41 and 48,206.53

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Solution

The fourth proportional to 88,492.89, 122,119.41 and 48,206.53 is: 66,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,492.89 : 122,119.41 = 48,206.53 : x
  2. Step 2: Convert to fraction form
    88,492.89/122,119.41 = 48,206.53/x
  3. Step 3: Cross multiply
    88,492.89x = 122,119.41 × 48,206.53
  4. Step 4: Simplify right side
    88,492.89x = 5,886,953,001.75
  5. Step 5: Solve for x
    x = 5,886,953,001.75/88,492.89
  6. Step 6: Final answer
    x = 66,524.59

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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.