Home / 75,934.72-104,769.92-52,068.80

Finding the Fourth Proportional to 75,934.72, 104,769.92 and 52,068.80

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Solution

The fourth proportional to 75,934.72, 104,769.92 and 52,068.80 is: 71,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,934.72 : 104,769.92 = 52,068.80 : x
  2. Step 2: Convert to fraction form
    75,934.72/104,769.92 = 52,068.80/x
  3. Step 3: Cross multiply
    75,934.72x = 104,769.92 × 52,068.80
  4. Step 4: Simplify right side
    75,934.72x = 5,455,244,010.50
  5. Step 5: Solve for x
    x = 5,455,244,010.50/75,934.72
  6. Step 6: Final answer
    x = 71,841.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.