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Finding the Fourth Proportional to 192,642.35, 288,977.36 and 59,505.35

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Solution

The fourth proportional to 192,642.35, 288,977.36 and 59,505.35 is: 89,262.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,642.35 : 288,977.36 = 59,505.35 : x
  2. Step 2: Convert to fraction form
    192,642.35/288,977.36 = 59,505.35/x
  3. Step 3: Cross multiply
    192,642.35x = 288,977.36 × 59,505.35
  4. Step 4: Simplify right side
    192,642.35x = 17,195,697,206.46
  5. Step 5: Solve for x
    x = 17,195,697,206.46/192,642.35
  6. Step 6: Final answer
    x = 89,262.29

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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.