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Finding the Fourth Proportional to 60,156.65, 90,247.53 and 18,035.03

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Solution

The fourth proportional to 60,156.65, 90,247.53 and 18,035.03 is: 27,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,156.65 : 90,247.53 = 18,035.03 : x
  2. Step 2: Convert to fraction form
    60,156.65/90,247.53 = 18,035.03/x
  3. Step 3: Cross multiply
    60,156.65x = 90,247.53 × 18,035.03
  4. Step 4: Simplify right side
    60,156.65x = 1,627,616,910.98
  5. Step 5: Solve for x
    x = 1,627,616,910.98/60,156.65
  6. Step 6: Final answer
    x = 27,056.31

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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.