Home / 127,082.82-190,625.60-38,337.10

Finding the Fourth Proportional to 127,082.82, 190,625.60 and 38,337.10

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Solution

The fourth proportional to 127,082.82, 190,625.60 and 38,337.10 is: 57,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,082.82 : 190,625.60 = 38,337.10 : x
  2. Step 2: Convert to fraction form
    127,082.82/190,625.60 = 38,337.10/x
  3. Step 3: Cross multiply
    127,082.82x = 190,625.60 × 38,337.10
  4. Step 4: Simplify right side
    127,082.82x = 7,308,032,309.04
  5. Step 5: Solve for x
    x = 7,308,032,309.04/127,082.82
  6. Step 6: Final answer
    x = 57,506.06

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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.