Home / 113,666.22-170,476.31-38,745.74

Finding the Fourth Proportional to 113,666.22, 170,476.31 and 38,745.74

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Solution

The fourth proportional to 113,666.22, 170,476.31 and 38,745.74 is: 58,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,666.22 : 170,476.31 = 38,745.74 : x
  2. Step 2: Convert to fraction form
    113,666.22/170,476.31 = 38,745.74/x
  3. Step 3: Cross multiply
    113,666.22x = 170,476.31 × 38,745.74
  4. Step 4: Simplify right side
    113,666.22x = 6,605,231,306.47
  5. Step 5: Solve for x
    x = 6,605,231,306.47/113,666.22
  6. Step 6: Final answer
    x = 58,110.77

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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.