Home / 88,648.70-122,318.48-52,842.05

Finding the Fourth Proportional to 88,648.70, 122,318.48 and 52,842.05

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Solution

The fourth proportional to 88,648.70, 122,318.48 and 52,842.05 is: 72,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,648.70 : 122,318.48 = 52,842.05 : x
  2. Step 2: Convert to fraction form
    88,648.70/122,318.48 = 52,842.05/x
  3. Step 3: Cross multiply
    88,648.70x = 122,318.48 × 52,842.05
  4. Step 4: Simplify right side
    88,648.70x = 6,463,558,360.28
  5. Step 5: Solve for x
    x = 6,463,558,360.28/88,648.70
  6. Step 6: Final answer
    x = 72,912.05

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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.