Home / 88,648.20-122,317.78-52,841.54

Finding the Fourth Proportional to 88,648.20, 122,317.78 and 52,841.54

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Solution

The fourth proportional to 88,648.20, 122,317.78 and 52,841.54 is: 72,911.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,648.20 : 122,317.78 = 52,841.54 : x
  2. Step 2: Convert to fraction form
    88,648.20/122,317.78 = 52,841.54/x
  3. Step 3: Cross multiply
    88,648.20x = 122,317.78 × 52,841.54
  4. Step 4: Simplify right side
    88,648.20x = 6,463,459,864.58
  5. Step 5: Solve for x
    x = 6,463,459,864.58/88,648.20
  6. Step 6: Final answer
    x = 72,911.35

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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.