Home / 113,115.49-169,673.75-38,236.04

Finding the Fourth Proportional to 113,115.49, 169,673.75 and 38,236.04

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Solution

The fourth proportional to 113,115.49, 169,673.75 and 38,236.04 is: 57,354.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,115.49 : 169,673.75 = 38,236.04 : x
  2. Step 2: Convert to fraction form
    113,115.49/169,673.75 = 38,236.04/x
  3. Step 3: Cross multiply
    113,115.49x = 169,673.75 × 38,236.04
  4. Step 4: Simplify right side
    113,115.49x = 6,487,652,291.95
  5. Step 5: Solve for x
    x = 6,487,652,291.95/113,115.49
  6. Step 6: Final answer
    x = 57,354.23

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1.5x scale

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.