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Finding the Fourth Proportional to 192,373.50, 265,470.48 and 107,491.26

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Solution

The fourth proportional to 192,373.50, 265,470.48 and 107,491.26 is: 148,335.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,373.50 : 265,470.48 = 107,491.26 : x
  2. Step 2: Convert to fraction form
    192,373.50/265,470.48 = 107,491.26/x
  3. Step 3: Cross multiply
    192,373.50x = 265,470.48 × 107,491.26
  4. Step 4: Simplify right side
    192,373.50x = 28,535,756,388.00
  5. Step 5: Solve for x
    x = 28,535,756,388.00/192,373.50
  6. Step 6: Final answer
    x = 148,335.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.