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Finding the Fourth Proportional to 180,371.52, 248,934.33 and 104,920.02

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Solution

The fourth proportional to 180,371.52, 248,934.33 and 104,920.02 is: 144,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,371.52 : 248,934.33 = 104,920.02 : x
  2. Step 2: Convert to fraction form
    180,371.52/248,934.33 = 104,920.02/x
  3. Step 3: Cross multiply
    180,371.52x = 248,934.33 × 104,920.02
  4. Step 4: Simplify right side
    180,371.52x = 26,118,194,882.29
  5. Step 5: Solve for x
    x = 26,118,194,882.29/180,371.52
  6. Step 6: Final answer
    x = 144,802.21

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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.