Home / 268,208.14-370,133.75-147,357.25

Finding the Fourth Proportional to 268,208.14, 370,133.75 and 147,357.25

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Solution

The fourth proportional to 268,208.14, 370,133.75 and 147,357.25 is: 203,356.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,208.14 : 370,133.75 = 147,357.25 : x
  2. Step 2: Convert to fraction form
    268,208.14/370,133.75 = 147,357.25/x
  3. Step 3: Cross multiply
    268,208.14x = 370,133.75 × 147,357.25
  4. Step 4: Simplify right side
    268,208.14x = 54,541,891,532.19
  5. Step 5: Solve for x
    x = 54,541,891,532.19/268,208.14
  6. Step 6: Final answer
    x = 203,356.59

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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.