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Finding the Fourth Proportional to 467,135.61, 700,703.87 and 130,177.23

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Solution

The fourth proportional to 467,135.61, 700,703.87 and 130,177.23 is: 195,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,135.61 : 700,703.87 = 130,177.23 : x
  2. Step 2: Convert to fraction form
    467,135.61/700,703.87 = 130,177.23/x
  3. Step 3: Cross multiply
    467,135.61x = 700,703.87 × 130,177.23
  4. Step 4: Simplify right side
    467,135.61x = 91,215,685,568.35
  5. Step 5: Solve for x
    x = 91,215,685,568.35/467,135.61
  6. Step 6: Final answer
    x = 195,265.97

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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.