Home / 75,932.16-113,898.22-19,772.10

Finding the Fourth Proportional to 75,932.16, 113,898.22 and 19,772.10

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Solution

The fourth proportional to 75,932.16, 113,898.22 and 19,772.10 is: 29,658.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,932.16 : 113,898.22 = 19,772.10 : x
  2. Step 2: Convert to fraction form
    75,932.16/113,898.22 = 19,772.10/x
  3. Step 3: Cross multiply
    75,932.16x = 113,898.22 × 19,772.10
  4. Step 4: Simplify right side
    75,932.16x = 2,252,006,995.66
  5. Step 5: Solve for x
    x = 2,252,006,995.66/75,932.16
  6. Step 6: Final answer
    x = 29,658.14

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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.