Home / 113,769.48-170,642.70-30,671.88

Finding the Fourth Proportional to 113,769.48, 170,642.70 and 30,671.88

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Solution

The fourth proportional to 113,769.48, 170,642.70 and 30,671.88 is: 46,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,769.48 : 170,642.70 = 30,671.88 : x
  2. Step 2: Convert to fraction form
    113,769.48/170,642.70 = 30,671.88/x
  3. Step 3: Cross multiply
    113,769.48x = 170,642.70 × 30,671.88
  4. Step 4: Simplify right side
    113,769.48x = 5,233,932,417.28
  5. Step 5: Solve for x
    x = 5,233,932,417.28/113,769.48
  6. Step 6: Final answer
    x = 46,004.71

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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.