Home / 268,221.53-370,148.22-147,365.33

Finding the Fourth Proportional to 268,221.53, 370,148.22 and 147,365.33

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Solution

The fourth proportional to 268,221.53, 370,148.22 and 147,365.33 is: 203,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,221.53 : 370,148.22 = 147,365.33 : x
  2. Step 2: Convert to fraction form
    268,221.53/370,148.22 = 147,365.33/x
  3. Step 3: Cross multiply
    268,221.53x = 370,148.22 × 147,365.33
  4. Step 4: Simplify right side
    268,221.53x = 54,547,012,738.47
  5. Step 5: Solve for x
    x = 54,547,012,738.47/268,221.53
  6. Step 6: Final answer
    x = 203,365.52

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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.