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Finding the Fourth Proportional to 88,792.90, 122,536.01 and 48,509.27

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Solution

The fourth proportional to 88,792.90, 122,536.01 and 48,509.27 is: 66,943.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,792.90 : 122,536.01 = 48,509.27 : x
  2. Step 2: Convert to fraction form
    88,792.90/122,536.01 = 48,509.27/x
  3. Step 3: Cross multiply
    88,792.90x = 122,536.01 × 48,509.27
  4. Step 4: Simplify right side
    88,792.90x = 5,944,132,393.81
  5. Step 5: Solve for x
    x = 5,944,132,393.81/88,792.90
  6. Step 6: Final answer
    x = 66,943.78

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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.