Home / 109,737.28-164,616.84-29,776.48

Finding the Fourth Proportional to 109,737.28, 164,616.84 and 29,776.48

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Solution

The fourth proportional to 109,737.28, 164,616.84 and 29,776.48 is: 44,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,737.28 : 164,616.84 = 29,776.48 : x
  2. Step 2: Convert to fraction form
    109,737.28/164,616.84 = 29,776.48/x
  3. Step 3: Cross multiply
    109,737.28x = 164,616.84 × 29,776.48
  4. Step 4: Simplify right side
    109,737.28x = 4,901,710,043.92
  5. Step 5: Solve for x
    x = 4,901,710,043.92/109,737.28
  6. Step 6: Final answer
    x = 44,667.68

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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.