Home / 127,093.12-190,506.66-42,824.17

Finding the Fourth Proportional to 127,093.12, 190,506.66 and 42,824.17

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Solution

The fourth proportional to 127,093.12, 190,506.66 and 42,824.17 is: 64,191.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,093.12 : 190,506.66 = 42,824.17 : x
  2. Step 2: Convert to fraction form
    127,093.12/190,506.66 = 42,824.17/x
  3. Step 3: Cross multiply
    127,093.12x = 190,506.66 × 42,824.17
  4. Step 4: Simplify right side
    127,093.12x = 8,158,289,593.97
  5. Step 5: Solve for x
    x = 8,158,289,593.97/127,093.12
  6. Step 6: Final answer
    x = 64,191.43

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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.