Home / 127,427.22-191,033.91-56,338.38

Finding the Fourth Proportional to 127,427.22, 191,033.91 and 56,338.38

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Solution

The fourth proportional to 127,427.22, 191,033.91 and 56,338.38 is: 84,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,427.22 : 191,033.91 = 56,338.38 : x
  2. Step 2: Convert to fraction form
    127,427.22/191,033.91 = 56,338.38/x
  3. Step 3: Cross multiply
    127,427.22x = 191,033.91 × 56,338.38
  4. Step 4: Simplify right side
    127,427.22x = 10,762,541,014.47
  5. Step 5: Solve for x
    x = 10,762,541,014.47/127,427.22
  6. Step 6: Final answer
    x = 84,460.30

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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.