Home / 240,934.25-361,338.39-72,409.50

Finding the Fourth Proportional to 240,934.25, 361,338.39 and 72,409.50

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Solution

The fourth proportional to 240,934.25, 361,338.39 and 72,409.50 is: 108,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,934.25 : 361,338.39 = 72,409.50 : x
  2. Step 2: Convert to fraction form
    240,934.25/361,338.39 = 72,409.50/x
  3. Step 3: Cross multiply
    240,934.25x = 361,338.39 × 72,409.50
  4. Step 4: Simplify right side
    240,934.25x = 26,164,332,150.71
  5. Step 5: Solve for x
    x = 26,164,332,150.71/240,934.25
  6. Step 6: Final answer
    x = 108,595.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.