Home / 222,904.68-307,637.48-124,825.28

Finding the Fourth Proportional to 222,904.68, 307,637.48 and 124,825.28

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Solution

The fourth proportional to 222,904.68, 307,637.48 and 124,825.28 is: 172,275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,904.68 : 307,637.48 = 124,825.28 : x
  2. Step 2: Convert to fraction form
    222,904.68/307,637.48 = 124,825.28/x
  3. Step 3: Cross multiply
    222,904.68x = 307,637.48 × 124,825.28
  4. Step 4: Simplify right side
    222,904.68x = 38,400,933,845.59
  5. Step 5: Solve for x
    x = 38,400,933,845.59/222,904.68
  6. Step 6: Final answer
    x = 172,275.13

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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.