Home / 113,245.34-169,884.32-42,161.94

Finding the Fourth Proportional to 113,245.34, 169,884.32 and 42,161.94

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Solution

The fourth proportional to 113,245.34, 169,884.32 and 42,161.94 is: 63,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,245.34 : 169,884.32 = 42,161.94 : x
  2. Step 2: Convert to fraction form
    113,245.34/169,884.32 = 42,161.94/x
  3. Step 3: Cross multiply
    113,245.34x = 169,884.32 × 42,161.94
  4. Step 4: Simplify right side
    113,245.34x = 7,162,652,295.97
  5. Step 5: Solve for x
    x = 7,162,652,295.97/113,245.34
  6. Step 6: Final answer
    x = 63,248.98

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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.