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Finding the Fourth Proportional to 146,244.99, 219,367.53 and 52,750.74

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Solution

The fourth proportional to 146,244.99, 219,367.53 and 52,750.74 is: 79,126.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,244.99 : 219,367.53 = 52,750.74 : x
  2. Step 2: Convert to fraction form
    146,244.99/219,367.53 = 52,750.74/x
  3. Step 3: Cross multiply
    146,244.99x = 219,367.53 × 52,750.74
  4. Step 4: Simplify right side
    146,244.99x = 11,571,799,539.47
  5. Step 5: Solve for x
    x = 11,571,799,539.47/146,244.99
  6. Step 6: Final answer
    x = 79,126.13

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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.