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Finding the Fourth Proportional to 303,095.52, 454,544.28 and 100,637.28

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Solution

The fourth proportional to 303,095.52, 454,544.28 and 100,637.28 is: 150,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,095.52 : 454,544.28 = 100,637.28 : x
  2. Step 2: Convert to fraction form
    303,095.52/454,544.28 = 100,637.28/x
  3. Step 3: Cross multiply
    303,095.52x = 454,544.28 × 100,637.28
  4. Step 4: Simplify right side
    303,095.52x = 45,744,099,978.76
  5. Step 5: Solve for x
    x = 45,744,099,978.76/303,095.52
  6. Step 6: Final answer
    x = 150,923.05

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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.