Home / 96,902.28-145,349.28-30,340.94

Finding the Fourth Proportional to 96,902.28, 145,349.28 and 30,340.94

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Solution

The fourth proportional to 96,902.28, 145,349.28 and 30,340.94 is: 45,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,902.28 : 145,349.28 = 30,340.94 : x
  2. Step 2: Convert to fraction form
    96,902.28/145,349.28 = 30,340.94/x
  3. Step 3: Cross multiply
    96,902.28x = 145,349.28 × 30,340.94
  4. Step 4: Simplify right side
    96,902.28x = 4,410,033,056.78
  5. Step 5: Solve for x
    x = 4,410,033,056.78/96,902.28
  6. Step 6: Final answer
    x = 45,510.11

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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.