Home / 69,731.01-96,228.81-37,899.90

Finding the Fourth Proportional to 69,731.01, 96,228.81 and 37,899.90

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Solution

The fourth proportional to 69,731.01, 96,228.81 and 37,899.90 is: 52,301.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,731.01 : 96,228.81 = 37,899.90 : x
  2. Step 2: Convert to fraction form
    69,731.01/96,228.81 = 37,899.90/x
  3. Step 3: Cross multiply
    69,731.01x = 96,228.81 × 37,899.90
  4. Step 4: Simplify right side
    69,731.01x = 3,647,062,276.12
  5. Step 5: Solve for x
    x = 3,647,062,276.12/69,731.01
  6. Step 6: Final answer
    x = 52,301.87

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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.