Home / 75,021.19-112,473.34-37,561.97

Finding the Fourth Proportional to 75,021.19, 112,473.34 and 37,561.97

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Solution

The fourth proportional to 75,021.19, 112,473.34 and 37,561.97 is: 56,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,021.19 : 112,473.34 = 37,561.97 : x
  2. Step 2: Convert to fraction form
    75,021.19/112,473.34 = 37,561.97/x
  3. Step 3: Cross multiply
    75,021.19x = 112,473.34 × 37,561.97
  4. Step 4: Simplify right side
    75,021.19x = 4,224,720,128.97
  5. Step 5: Solve for x
    x = 4,224,720,128.97/75,021.19
  6. Step 6: Final answer
    x = 56,313.69

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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.