Home / 127,827.25-191,769-37,862.98

Finding the Fourth Proportional to 127,827.25, 191,769 and 37,862.98

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Solution

The fourth proportional to 127,827.25, 191,769 and 37,862.98 is: 56,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,827.25 : 191,769 = 37,862.98 : x
  2. Step 2: Convert to fraction form
    127,827.25/191,769 = 37,862.98/x
  3. Step 3: Cross multiply
    127,827.25x = 191,769 × 37,862.98
  4. Step 4: Simplify right side
    127,827.25x = 7,260,945,811.62
  5. Step 5: Solve for x
    x = 7,260,945,811.62/127,827.25
  6. Step 6: Final answer
    x = 56,802.80

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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.