Home / 88,956.94-122,842.23-57,181.18

Finding the Fourth Proportional to 88,956.94, 122,842.23 and 57,181.18

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Solution

The fourth proportional to 88,956.94, 122,842.23 and 57,181.18 is: 78,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,956.94 : 122,842.23 = 57,181.18 : x
  2. Step 2: Convert to fraction form
    88,956.94/122,842.23 = 57,181.18/x
  3. Step 3: Cross multiply
    88,956.94x = 122,842.23 × 57,181.18
  4. Step 4: Simplify right side
    88,956.94x = 7,024,263,665.23
  5. Step 5: Solve for x
    x = 7,024,263,665.23/88,956.94
  6. Step 6: Final answer
    x = 78,962.51

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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.