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Finding the Fourth Proportional to 360,061.84, 540,092.49 and 107,335.90

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Solution

The fourth proportional to 360,061.84, 540,092.49 and 107,335.90 is: 161,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,061.84 : 540,092.49 = 107,335.90 : x
  2. Step 2: Convert to fraction form
    360,061.84/540,092.49 = 107,335.90/x
  3. Step 3: Cross multiply
    360,061.84x = 540,092.49 × 107,335.90
  4. Step 4: Simplify right side
    360,061.84x = 57,971,313,497.39
  5. Step 5: Solve for x
    x = 57,971,313,497.39/360,061.84
  6. Step 6: Final answer
    x = 161,003.77

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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.