Home / 66,001.62-98,898.66-51,045.36

Finding the Fourth Proportional to 66,001.62, 98,898.66 and 51,045.36

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Solution

The fourth proportional to 66,001.62, 98,898.66 and 51,045.36 is: 76,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,001.62 : 98,898.66 = 51,045.36 : x
  2. Step 2: Convert to fraction form
    66,001.62/98,898.66 = 51,045.36/x
  3. Step 3: Cross multiply
    66,001.62x = 98,898.66 × 51,045.36
  4. Step 4: Simplify right side
    66,001.62x = 5,048,317,703.22
  5. Step 5: Solve for x
    x = 5,048,317,703.22/66,001.62
  6. Step 6: Final answer
    x = 76,487.78

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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.