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Finding the Fourth Proportional to 155,757, 233,609.88 and 43,444.84

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Solution

The fourth proportional to 155,757, 233,609.88 and 43,444.84 is: 65,160.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,757 : 233,609.88 = 43,444.84 : x
  2. Step 2: Convert to fraction form
    155,757/233,609.88 = 43,444.84/x
  3. Step 3: Cross multiply
    155,757x = 233,609.88 × 43,444.84
  4. Step 4: Simplify right side
    155,757x = 10,149,143,859.02
  5. Step 5: Solve for x
    x = 10,149,143,859.02/155,757
  6. Step 6: Final answer
    x = 65,160.11

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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.