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Finding the Fourth Proportional to 467,137.60, 700,706.86 and 130,179.22

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Solution

The fourth proportional to 467,137.60, 700,706.86 and 130,179.22 is: 195,268.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,137.60 : 700,706.86 = 130,179.22 : x
  2. Step 2: Convert to fraction form
    467,137.60/700,706.86 = 130,179.22/x
  3. Step 3: Cross multiply
    467,137.60x = 700,706.86 × 130,179.22
  4. Step 4: Simplify right side
    467,137.60x = 91,217,472,483.45
  5. Step 5: Solve for x
    x = 91,217,472,483.45/467,137.60
  6. Step 6: Final answer
    x = 195,268.96

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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.