Home / 103,282.28-154,925.11-35,816.44

Finding the Fourth Proportional to 103,282.28, 154,925.11 and 35,816.44

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Solution

The fourth proportional to 103,282.28, 154,925.11 and 35,816.44 is: 53,725.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,282.28 : 154,925.11 = 35,816.44 : x
  2. Step 2: Convert to fraction form
    103,282.28/154,925.11 = 35,816.44/x
  3. Step 3: Cross multiply
    103,282.28x = 154,925.11 × 35,816.44
  4. Step 4: Simplify right side
    103,282.28x = 5,548,865,906.81
  5. Step 5: Solve for x
    x = 5,548,865,906.81/103,282.28
  6. Step 6: Final answer
    x = 53,725.25

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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.