Home / 66,647.94-99,947.34-22,262.82

Finding the Fourth Proportional to 66,647.94, 99,947.34 and 22,262.82

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Solution

The fourth proportional to 66,647.94, 99,947.34 and 22,262.82 is: 33,386.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,647.94 : 99,947.34 = 22,262.82 : x
  2. Step 2: Convert to fraction form
    66,647.94/99,947.34 = 22,262.82/x
  3. Step 3: Cross multiply
    66,647.94x = 99,947.34 × 22,262.82
  4. Step 4: Simplify right side
    66,647.94x = 2,225,109,639.90
  5. Step 5: Solve for x
    x = 2,225,109,639.90/66,647.94
  6. Step 6: Final answer
    x = 33,386.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.