Home / 64,116.12-96,185.16-19,742.04

Finding the Fourth Proportional to 64,116.12, 96,185.16 and 19,742.04

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Solution

The fourth proportional to 64,116.12, 96,185.16 and 19,742.04 is: 29,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,116.12 : 96,185.16 = 19,742.04 : x
  2. Step 2: Convert to fraction form
    64,116.12/96,185.16 = 19,742.04/x
  3. Step 3: Cross multiply
    64,116.12x = 96,185.16 × 19,742.04
  4. Step 4: Simplify right side
    64,116.12x = 1,898,891,276.13
  5. Step 5: Solve for x
    x = 1,898,891,276.13/64,116.12
  6. Step 6: Final answer
    x = 29,616.44

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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.