Home / 113,010.35-155,961.57-62,709.35

Finding the Fourth Proportional to 113,010.35, 155,961.57 and 62,709.35

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Solution

The fourth proportional to 113,010.35, 155,961.57 and 62,709.35 is: 86,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,010.35 : 155,961.57 = 62,709.35 : x
  2. Step 2: Convert to fraction form
    113,010.35/155,961.57 = 62,709.35/x
  3. Step 3: Cross multiply
    113,010.35x = 155,961.57 × 62,709.35
  4. Step 4: Simplify right side
    113,010.35x = 9,780,247,586.32
  5. Step 5: Solve for x
    x = 9,780,247,586.32/113,010.35
  6. Step 6: Final answer
    x = 86,542.94

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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.