Home / 144,255.36-216,089.28-117,696

Finding the Fourth Proportional to 144,255.36, 216,089.28 and 117,696

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Solution

The fourth proportional to 144,255.36, 216,089.28 and 117,696 is: 176,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,255.36 : 216,089.28 = 117,696 : x
  2. Step 2: Convert to fraction form
    144,255.36/216,089.28 = 117,696/x
  3. Step 3: Cross multiply
    144,255.36x = 216,089.28 × 117,696
  4. Step 4: Simplify right side
    144,255.36x = 25,432,843,898.88
  5. Step 5: Solve for x
    x = 25,432,843,898.88/144,255.36
  6. Step 6: Final answer
    x = 176,304.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.