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Finding the Fourth Proportional to 96,386.40, 144,551.80 and 33,203.96

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Solution

The fourth proportional to 96,386.40, 144,551.80 and 33,203.96 is: 49,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,386.40 : 144,551.80 = 33,203.96 : x
  2. Step 2: Convert to fraction form
    96,386.40/144,551.80 = 33,203.96/x
  3. Step 3: Cross multiply
    96,386.40x = 144,551.80 × 33,203.96
  4. Step 4: Simplify right side
    96,386.40x = 4,799,692,185.13
  5. Step 5: Solve for x
    x = 4,799,692,185.13/96,386.40
  6. Step 6: Final answer
    x = 49,796.36

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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.