Home / 84,163.05-116,145.50-45,922.14

Finding the Fourth Proportional to 84,163.05, 116,145.50 and 45,922.14

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Solution

The fourth proportional to 84,163.05, 116,145.50 and 45,922.14 is: 63,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,163.05 : 116,145.50 = 45,922.14 : x
  2. Step 2: Convert to fraction form
    84,163.05/116,145.50 = 45,922.14/x
  3. Step 3: Cross multiply
    84,163.05x = 116,145.50 × 45,922.14
  4. Step 4: Simplify right side
    84,163.05x = 5,333,649,681.76
  5. Step 5: Solve for x
    x = 5,333,649,681.76/84,163.05
  6. Step 6: Final answer
    x = 63,372.82

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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.