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Finding the Fourth Proportional to 88,794.40, 122,538.08 and 48,510.77

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Solution

The fourth proportional to 88,794.40, 122,538.08 and 48,510.77 is: 66,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,794.40 : 122,538.08 = 48,510.77 : x
  2. Step 2: Convert to fraction form
    88,794.40/122,538.08 = 48,510.77/x
  3. Step 3: Cross multiply
    88,794.40x = 122,538.08 × 48,510.77
  4. Step 4: Simplify right side
    88,794.40x = 5,944,416,615.12
  5. Step 5: Solve for x
    x = 5,944,416,615.12/88,794.40
  6. Step 6: Final answer
    x = 66,945.85

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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.