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Finding the Fourth Proportional to 173,463.14, 239,419.17 and 112,928.42

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Solution

The fourth proportional to 173,463.14, 239,419.17 and 112,928.42 is: 155,867.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,463.14 : 239,419.17 = 112,928.42 : x
  2. Step 2: Convert to fraction form
    173,463.14/239,419.17 = 112,928.42/x
  3. Step 3: Cross multiply
    173,463.14x = 239,419.17 × 112,928.42
  4. Step 4: Simplify right side
    173,463.14x = 27,037,228,585.81
  5. Step 5: Solve for x
    x = 27,037,228,585.81/173,463.14
  6. Step 6: Final answer
    x = 155,867.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.