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Finding the Fourth Proportional to 115,762.62, 173,650.66 and 44,685.62

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Solution

The fourth proportional to 115,762.62, 173,650.66 and 44,685.62 is: 67,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,762.62 : 173,650.66 = 44,685.62 : x
  2. Step 2: Convert to fraction form
    115,762.62/173,650.66 = 44,685.62/x
  3. Step 3: Cross multiply
    115,762.62x = 173,650.66 × 44,685.62
  4. Step 4: Simplify right side
    115,762.62x = 7,759,687,405.51
  5. Step 5: Solve for x
    x = 7,759,687,405.51/115,762.62
  6. Step 6: Final answer
    x = 67,031.03

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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.