Home / 67,477.19-101,198.09-20,079.56

Finding the Fourth Proportional to 67,477.19, 101,198.09 and 20,079.56

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Solution

The fourth proportional to 67,477.19, 101,198.09 and 20,079.56 is: 30,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,477.19 : 101,198.09 = 20,079.56 : x
  2. Step 2: Convert to fraction form
    67,477.19/101,198.09 = 20,079.56/x
  3. Step 3: Cross multiply
    67,477.19x = 101,198.09 × 20,079.56
  4. Step 4: Simplify right side
    67,477.19x = 2,032,013,423.23
  5. Step 5: Solve for x
    x = 2,032,013,423.23/67,477.19
  6. Step 6: Final answer
    x = 30,114.08

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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.