Home / 220,678.22-304,457.62-144,241.46

Finding the Fourth Proportional to 220,678.22, 304,457.62 and 144,241.46

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Solution

The fourth proportional to 220,678.22, 304,457.62 and 144,241.46 is: 199,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,678.22 : 304,457.62 = 144,241.46 : x
  2. Step 2: Convert to fraction form
    220,678.22/304,457.62 = 144,241.46/x
  3. Step 3: Cross multiply
    220,678.22x = 304,457.62 × 144,241.46
  4. Step 4: Simplify right side
    220,678.22x = 43,915,411,616.93
  5. Step 5: Solve for x
    x = 43,915,411,616.93/220,678.22
  6. Step 6: Final answer
    x = 199,002.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.