Home / 127,602.75-191,389.55-34,115.79

Finding the Fourth Proportional to 127,602.75, 191,389.55 and 34,115.79

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Solution

The fourth proportional to 127,602.75, 191,389.55 and 34,115.79 is: 51,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,602.75 : 191,389.55 = 34,115.79 : x
  2. Step 2: Convert to fraction form
    127,602.75/191,389.55 = 34,115.79/x
  3. Step 3: Cross multiply
    127,602.75x = 191,389.55 × 34,115.79
  4. Step 4: Simplify right side
    127,602.75x = 6,529,405,807.30
  5. Step 5: Solve for x
    x = 6,529,405,807.30/127,602.75
  6. Step 6: Final answer
    x = 51,169.79

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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.