Home / 127,802.38-191,704.03-39,055.52

Finding the Fourth Proportional to 127,802.38, 191,704.03 and 39,055.52

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Solution

The fourth proportional to 127,802.38, 191,704.03 and 39,055.52 is: 58,583.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,802.38 : 191,704.03 = 39,055.52 : x
  2. Step 2: Convert to fraction form
    127,802.38/191,704.03 = 39,055.52/x
  3. Step 3: Cross multiply
    127,802.38x = 191,704.03 × 39,055.52
  4. Step 4: Simplify right side
    127,802.38x = 7,487,100,577.75
  5. Step 5: Solve for x
    x = 7,487,100,577.75/127,802.38
  6. Step 6: Final answer
    x = 58,583.42

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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.