Home / 144,932.25-199,938.47-102,514.17

Finding the Fourth Proportional to 144,932.25, 199,938.47 and 102,514.17

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Solution

The fourth proportional to 144,932.25, 199,938.47 and 102,514.17 is: 141,421.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,932.25 : 199,938.47 = 102,514.17 : x
  2. Step 2: Convert to fraction form
    144,932.25/199,938.47 = 102,514.17/x
  3. Step 3: Cross multiply
    144,932.25x = 199,938.47 × 102,514.17
  4. Step 4: Simplify right side
    144,932.25x = 20,496,525,790.55
  5. Step 5: Solve for x
    x = 20,496,525,790.55/144,932.25
  6. Step 6: Final answer
    x = 141,421.43

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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.