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Finding the Fourth Proportional to 233,344.80, 350,024.40 and 91,184.04

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Solution

The fourth proportional to 233,344.80, 350,024.40 and 91,184.04 is: 136,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,344.80 : 350,024.40 = 91,184.04 : x
  2. Step 2: Convert to fraction form
    233,344.80/350,024.40 = 91,184.04/x
  3. Step 3: Cross multiply
    233,344.80x = 350,024.40 × 91,184.04
  4. Step 4: Simplify right side
    233,344.80x = 31,916,638,890.58
  5. Step 5: Solve for x
    x = 31,916,638,890.58/233,344.80
  6. Step 6: Final answer
    x = 136,778.87

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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.