Home / 65,769.01-90,761.11-35,554.35

Finding the Fourth Proportional to 65,769.01, 90,761.11 and 35,554.35

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Solution

The fourth proportional to 65,769.01, 90,761.11 and 35,554.35 is: 49,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,769.01 : 90,761.11 = 35,554.35 : x
  2. Step 2: Convert to fraction form
    65,769.01/90,761.11 = 35,554.35/x
  3. Step 3: Cross multiply
    65,769.01x = 90,761.11 × 35,554.35
  4. Step 4: Simplify right side
    65,769.01x = 3,226,952,271.33
  5. Step 5: Solve for x
    x = 3,226,952,271.33/65,769.01
  6. Step 6: Final answer
    x = 49,064.94

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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.