Home / 74,932.82-111,852.62-65,474.22

Finding the Fourth Proportional to 74,932.82, 111,852.62 and 65,474.22

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Solution

The fourth proportional to 74,932.82, 111,852.62 and 65,474.22 is: 97,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,932.82 : 111,852.62 = 65,474.22 : x
  2. Step 2: Convert to fraction form
    74,932.82/111,852.62 = 65,474.22/x
  3. Step 3: Cross multiply
    74,932.82x = 111,852.62 × 65,474.22
  4. Step 4: Simplify right side
    74,932.82x = 7,323,463,049.46
  5. Step 5: Solve for x
    x = 7,323,463,049.46/74,932.82
  6. Step 6: Final answer
    x = 97,733.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.