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Finding the Fourth Proportional to 304,135.28, 456,228.44 and 112,062

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Solution

The fourth proportional to 304,135.28, 456,228.44 and 112,062 is: 168,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,135.28 : 456,228.44 = 112,062 : x
  2. Step 2: Convert to fraction form
    304,135.28/456,228.44 = 112,062/x
  3. Step 3: Cross multiply
    304,135.28x = 456,228.44 × 112,062
  4. Step 4: Simplify right side
    304,135.28x = 51,125,871,443.28
  5. Step 5: Solve for x
    x = 51,125,871,443.28/304,135.28
  6. Step 6: Final answer
    x = 168,102.40

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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.