Home / 66,052.17-99,057.45-21,668.58

Finding the Fourth Proportional to 66,052.17, 99,057.45 and 21,668.58

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Solution

The fourth proportional to 66,052.17, 99,057.45 and 21,668.58 is: 32,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,052.17 : 99,057.45 = 21,668.58 : x
  2. Step 2: Convert to fraction form
    66,052.17/99,057.45 = 21,668.58/x
  3. Step 3: Cross multiply
    66,052.17x = 99,057.45 × 21,668.58
  4. Step 4: Simplify right side
    66,052.17x = 2,146,434,364.08
  5. Step 5: Solve for x
    x = 2,146,434,364.08/66,052.17
  6. Step 6: Final answer
    x = 32,496.05

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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.