Home / 113,832.05-170,732.02-71,583.31

Finding the Fourth Proportional to 113,832.05, 170,732.02 and 71,583.31

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Solution

The fourth proportional to 113,832.05, 170,732.02 and 71,583.31 is: 107,364.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,832.05 : 170,732.02 = 71,583.31 : x
  2. Step 2: Convert to fraction form
    113,832.05/170,732.02 = 71,583.31/x
  3. Step 3: Cross multiply
    113,832.05x = 170,732.02 × 71,583.31
  4. Step 4: Simplify right side
    113,832.05x = 12,221,562,756.67
  5. Step 5: Solve for x
    x = 12,221,562,756.67/113,832.05
  6. Step 6: Final answer
    x = 107,364.87

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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.