Home / 97,939.50-146,950.82-53,514.36

Finding the Fourth Proportional to 97,939.50, 146,950.82 and 53,514.36

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Solution

The fourth proportional to 97,939.50, 146,950.82 and 53,514.36 is: 80,294.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,939.50 : 146,950.82 = 53,514.36 : x
  2. Step 2: Convert to fraction form
    97,939.50/146,950.82 = 53,514.36/x
  3. Step 3: Cross multiply
    97,939.50x = 146,950.82 × 53,514.36
  4. Step 4: Simplify right side
    97,939.50x = 7,863,979,083.78
  5. Step 5: Solve for x
    x = 7,863,979,083.78/97,939.50
  6. Step 6: Final answer
    x = 80,294.25

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1.5x scale

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.