Home / 144,665.03-199,452.68-99,264.17

Finding the Fourth Proportional to 144,665.03, 199,452.68 and 99,264.17

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Solution

The fourth proportional to 144,665.03, 199,452.68 and 99,264.17 is: 136,857.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,665.03 : 199,452.68 = 99,264.17 : x
  2. Step 2: Convert to fraction form
    144,665.03/199,452.68 = 99,264.17/x
  3. Step 3: Cross multiply
    144,665.03x = 199,452.68 × 99,264.17
  4. Step 4: Simplify right side
    144,665.03x = 19,798,504,736.79
  5. Step 5: Solve for x
    x = 19,798,504,736.79/144,665.03
  6. Step 6: Final answer
    x = 136,857.57

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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.