Home / 66,965.84-92,425.60-44,305.28

Finding the Fourth Proportional to 66,965.84, 92,425.60 and 44,305.28

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Solution

The fourth proportional to 66,965.84, 92,425.60 and 44,305.28 is: 61,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,965.84 : 92,425.60 = 44,305.28 : x
  2. Step 2: Convert to fraction form
    66,965.84/92,425.60 = 44,305.28/x
  3. Step 3: Cross multiply
    66,965.84x = 92,425.60 × 44,305.28
  4. Step 4: Simplify right side
    66,965.84x = 4,094,942,087.17
  5. Step 5: Solve for x
    x = 4,094,942,087.17/66,965.84
  6. Step 6: Final answer
    x = 61,149.72

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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.