Home / 97,435.64-146,067.06-47,487.80

Finding the Fourth Proportional to 97,435.64, 146,067.06 and 47,487.80

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Solution

The fourth proportional to 97,435.64, 146,067.06 and 47,487.80 is: 71,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,435.64 : 146,067.06 = 47,487.80 : x
  2. Step 2: Convert to fraction form
    97,435.64/146,067.06 = 47,487.80/x
  3. Step 3: Cross multiply
    97,435.64x = 146,067.06 × 47,487.80
  4. Step 4: Simplify right side
    97,435.64x = 6,936,403,331.87
  5. Step 5: Solve for x
    x = 6,936,403,331.87/97,435.64
  6. Step 6: Final answer
    x = 71,189.59

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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.