Home / 259,934.39-358,559.81-156,496.68

Finding the Fourth Proportional to 259,934.39, 358,559.81 and 156,496.68

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Solution

The fourth proportional to 259,934.39, 358,559.81 and 156,496.68 is: 215,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,934.39 : 358,559.81 = 156,496.68 : x
  2. Step 2: Convert to fraction form
    259,934.39/358,559.81 = 156,496.68/x
  3. Step 3: Cross multiply
    259,934.39x = 358,559.81 × 156,496.68
  4. Step 4: Simplify right side
    259,934.39x = 56,113,419,063.95
  5. Step 5: Solve for x
    x = 56,113,419,063.95/259,934.39
  6. Step 6: Final answer
    x = 215,875.32

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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.