Home / 192,384.84-288,577.24-52,143.46

Finding the Fourth Proportional to 192,384.84, 288,577.24 and 52,143.46

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Solution

The fourth proportional to 192,384.84, 288,577.24 and 52,143.46 is: 78,215.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,384.84 : 288,577.24 = 52,143.46 : x
  2. Step 2: Convert to fraction form
    192,384.84/288,577.24 = 52,143.46/x
  3. Step 3: Cross multiply
    192,384.84x = 288,577.24 × 52,143.46
  4. Step 4: Simplify right side
    192,384.84x = 15,047,415,770.85
  5. Step 5: Solve for x
    x = 15,047,415,770.85/192,384.84
  6. Step 6: Final answer
    x = 78,215.18

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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.