Home / 113,246.21-169,885.71-42,163.04

Finding the Fourth Proportional to 113,246.21, 169,885.71 and 42,163.04

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Solution

The fourth proportional to 113,246.21, 169,885.71 and 42,163.04 is: 63,250.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,246.21 : 169,885.71 = 42,163.04 : x
  2. Step 2: Convert to fraction form
    113,246.21/169,885.71 = 42,163.04/x
  3. Step 3: Cross multiply
    113,246.21x = 169,885.71 × 42,163.04
  4. Step 4: Simplify right side
    113,246.21x = 7,162,897,136.73
  5. Step 5: Solve for x
    x = 7,162,897,136.73/113,246.21
  6. Step 6: Final answer
    x = 63,250.66

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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.