Home / 113,835.20-170,755.11-39,041.31

Finding the Fourth Proportional to 113,835.20, 170,755.11 and 39,041.31

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Solution

The fourth proportional to 113,835.20, 170,755.11 and 39,041.31 is: 58,562.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835.20 : 170,755.11 = 39,041.31 : x
  2. Step 2: Convert to fraction form
    113,835.20/170,755.11 = 39,041.31/x
  3. Step 3: Cross multiply
    113,835.20x = 170,755.11 × 39,041.31
  4. Step 4: Simplify right side
    113,835.20x = 6,666,503,823.93
  5. Step 5: Solve for x
    x = 6,666,503,823.93/113,835.20
  6. Step 6: Final answer
    x = 58,562.77

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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.