Home / 74,315.01-111,472.13-18,155.44

Finding the Fourth Proportional to 74,315.01, 111,472.13 and 18,155.44

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Solution

The fourth proportional to 74,315.01, 111,472.13 and 18,155.44 is: 27,233.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,315.01 : 111,472.13 = 18,155.44 : x
  2. Step 2: Convert to fraction form
    74,315.01/111,472.13 = 18,155.44/x
  3. Step 3: Cross multiply
    74,315.01x = 111,472.13 × 18,155.44
  4. Step 4: Simplify right side
    74,315.01x = 2,023,825,266.51
  5. Step 5: Solve for x
    x = 2,023,825,266.51/74,315.01
  6. Step 6: Final answer
    x = 27,233.06

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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.