Home / 96,201.72-144,069.30-66,536.28

Finding the Fourth Proportional to 96,201.72, 144,069.30 and 66,536.28

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Solution

The fourth proportional to 96,201.72, 144,069.30 and 66,536.28 is: 99,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,201.72 : 144,069.30 = 66,536.28 : x
  2. Step 2: Convert to fraction form
    96,201.72/144,069.30 = 66,536.28/x
  3. Step 3: Cross multiply
    96,201.72x = 144,069.30 × 66,536.28
  4. Step 4: Simplify right side
    96,201.72x = 9,585,835,284.20
  5. Step 5: Solve for x
    x = 9,585,835,284.20/96,201.72
  6. Step 6: Final answer
    x = 99,643.08

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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.