Home / 88,647.11-122,330.58-48,360.86

Finding the Fourth Proportional to 88,647.11, 122,330.58 and 48,360.86

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Solution

The fourth proportional to 88,647.11, 122,330.58 and 48,360.86 is: 66,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,647.11 : 122,330.58 = 48,360.86 : x
  2. Step 2: Convert to fraction form
    88,647.11/122,330.58 = 48,360.86/x
  3. Step 3: Cross multiply
    88,647.11x = 122,330.58 × 48,360.86
  4. Step 4: Simplify right side
    88,647.11x = 5,916,012,053.10
  5. Step 5: Solve for x
    x = 5,916,012,053.10/88,647.11
  6. Step 6: Final answer
    x = 66,736.66

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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.