Home / 113,109.14-169,664.01-38,209.25

Finding the Fourth Proportional to 113,109.14, 169,664.01 and 38,209.25

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Solution

The fourth proportional to 113,109.14, 169,664.01 and 38,209.25 is: 57,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,109.14 : 169,664.01 = 38,209.25 : x
  2. Step 2: Convert to fraction form
    113,109.14/169,664.01 = 38,209.25/x
  3. Step 3: Cross multiply
    113,109.14x = 169,664.01 × 38,209.25
  4. Step 4: Simplify right side
    113,109.14x = 6,482,734,574.09
  5. Step 5: Solve for x
    x = 6,482,734,574.09/113,109.14
  6. Step 6: Final answer
    x = 57,313.98

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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.