Home / 75,163.26-112,588.02-45,082.11

Finding the Fourth Proportional to 75,163.26, 112,588.02 and 45,082.11

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Solution

The fourth proportional to 75,163.26, 112,588.02 and 45,082.11 is: 67,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,163.26 : 112,588.02 = 45,082.11 : x
  2. Step 2: Convert to fraction form
    75,163.26/112,588.02 = 45,082.11/x
  3. Step 3: Cross multiply
    75,163.26x = 112,588.02 × 45,082.11
  4. Step 4: Simplify right side
    75,163.26x = 5,075,704,939.38
  5. Step 5: Solve for x
    x = 5,075,704,939.38/75,163.26
  6. Step 6: Final answer
    x = 67,529.07

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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.