Home / 66,304.62-91,502.35-36,091.91

Finding the Fourth Proportional to 66,304.62, 91,502.35 and 36,091.91

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Solution

The fourth proportional to 66,304.62, 91,502.35 and 36,091.91 is: 49,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,304.62 : 91,502.35 = 36,091.91 : x
  2. Step 2: Convert to fraction form
    66,304.62/91,502.35 = 36,091.91/x
  3. Step 3: Cross multiply
    66,304.62x = 91,502.35 × 36,091.91
  4. Step 4: Simplify right side
    66,304.62x = 3,302,494,719.51
  5. Step 5: Solve for x
    x = 3,302,494,719.51/66,304.62
  6. Step 6: Final answer
    x = 49,807.91

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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.