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Finding the Fourth Proportional to 113,299.81, 169,914.97 and 37,384.34

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Solution

The fourth proportional to 113,299.81, 169,914.97 and 37,384.34 is: 56,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,299.81 : 169,914.97 = 37,384.34 : x
  2. Step 2: Convert to fraction form
    113,299.81/169,914.97 = 37,384.34/x
  3. Step 3: Cross multiply
    113,299.81x = 169,914.97 × 37,384.34
  4. Step 4: Simplify right side
    113,299.81x = 6,352,159,009.57
  5. Step 5: Solve for x
    x = 6,352,159,009.57/113,299.81
  6. Step 6: Final answer
    x = 56,065.05

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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.