Home / 127,950.83-191,844.13-53,122.62

Finding the Fourth Proportional to 127,950.83, 191,844.13 and 53,122.62

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Solution

The fourth proportional to 127,950.83, 191,844.13 and 53,122.62 is: 79,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,950.83 : 191,844.13 = 53,122.62 : x
  2. Step 2: Convert to fraction form
    127,950.83/191,844.13 = 53,122.62/x
  3. Step 3: Cross multiply
    127,950.83x = 191,844.13 × 53,122.62
  4. Step 4: Simplify right side
    127,950.83x = 10,191,262,817.22
  5. Step 5: Solve for x
    x = 10,191,262,817.22/127,950.83
  6. Step 6: Final answer
    x = 79,649.84

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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.