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Finding the Fourth Proportional to 88,608, 122,277.36 and 48,322.08

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Solution

The fourth proportional to 88,608, 122,277.36 and 48,322.08 is: 66,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,608 : 122,277.36 = 48,322.08 : x
  2. Step 2: Convert to fraction form
    88,608/122,277.36 = 48,322.08/x
  3. Step 3: Cross multiply
    88,608x = 122,277.36 × 48,322.08
  4. Step 4: Simplify right side
    88,608x = 5,908,696,372.11
  5. Step 5: Solve for x
    x = 5,908,696,372.11/88,608
  6. Step 6: Final answer
    x = 66,683.55

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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.