Home / 75,047.10-112,570.84-30,673.86

Finding the Fourth Proportional to 75,047.10, 112,570.84 and 30,673.86

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Solution

The fourth proportional to 75,047.10, 112,570.84 and 30,673.86 is: 46,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,047.10 : 112,570.84 = 30,673.86 : x
  2. Step 2: Convert to fraction form
    75,047.10/112,570.84 = 30,673.86/x
  3. Step 3: Cross multiply
    75,047.10x = 112,570.84 × 30,673.86
  4. Step 4: Simplify right side
    75,047.10x = 3,452,982,186.24
  5. Step 5: Solve for x
    x = 3,452,982,186.24/75,047.10
  6. Step 6: Final answer
    x = 46,010.87

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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.