Home / 219,534.39-302,963.45-124,039.17

Finding the Fourth Proportional to 219,534.39, 302,963.45 and 124,039.17

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Solution

The fourth proportional to 219,534.39, 302,963.45 and 124,039.17 is: 171,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,534.39 : 302,963.45 = 124,039.17 : x
  2. Step 2: Convert to fraction form
    219,534.39/302,963.45 = 124,039.17/x
  3. Step 3: Cross multiply
    219,534.39x = 302,963.45 × 124,039.17
  4. Step 4: Simplify right side
    219,534.39x = 37,579,334,258.14
  5. Step 5: Solve for x
    x = 37,579,334,258.14/219,534.39
  6. Step 6: Final answer
    x = 171,177.44

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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.