Home / 369,537.28-553,742-192,101.92

Finding the Fourth Proportional to 369,537.28, 553,742 and 192,101.92

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Solution

The fourth proportional to 369,537.28, 553,742 and 192,101.92 is: 287,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,537.28 : 553,742 = 192,101.92 : x
  2. Step 2: Convert to fraction form
    369,537.28/553,742 = 192,101.92/x
  3. Step 3: Cross multiply
    369,537.28x = 553,742 × 192,101.92
  4. Step 4: Simplify right side
    369,537.28x = 106,374,901,384.64
  5. Step 5: Solve for x
    x = 106,374,901,384.64/369,537.28
  6. Step 6: Final answer
    x = 287,859.73

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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.