Home / 84,467.16-126,613.26-69,519.01

Finding the Fourth Proportional to 84,467.16, 126,613.26 and 69,519.01

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Solution

The fourth proportional to 84,467.16, 126,613.26 and 69,519.01 is: 104,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,467.16 : 126,613.26 = 69,519.01 : x
  2. Step 2: Convert to fraction form
    84,467.16/126,613.26 = 69,519.01/x
  3. Step 3: Cross multiply
    84,467.16x = 126,613.26 × 69,519.01
  4. Step 4: Simplify right side
    84,467.16x = 8,802,028,488.07
  5. Step 5: Solve for x
    x = 8,802,028,488.07/84,467.16
  6. Step 6: Final answer
    x = 104,206.52

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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.