Home / 259,569.75-358,206.26-140,337.75

Finding the Fourth Proportional to 259,569.75, 358,206.26 and 140,337.75

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Solution

The fourth proportional to 259,569.75, 358,206.26 and 140,337.75 is: 193,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,569.75 : 358,206.26 = 140,337.75 : x
  2. Step 2: Convert to fraction form
    259,569.75/358,206.26 = 140,337.75/x
  3. Step 3: Cross multiply
    259,569.75x = 358,206.26 × 140,337.75
  4. Step 4: Simplify right side
    259,569.75x = 50,269,859,862.63
  5. Step 5: Solve for x
    x = 50,269,859,862.63/259,569.75
  6. Step 6: Final answer
    x = 193,666.10

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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.