Home / 96,772.68-145,134.66-34,428.60

Finding the Fourth Proportional to 96,772.68, 145,134.66 and 34,428.60

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Solution

The fourth proportional to 96,772.68, 145,134.66 and 34,428.60 is: 51,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772.68 : 145,134.66 = 34,428.60 : x
  2. Step 2: Convert to fraction form
    96,772.68/145,134.66 = 34,428.60/x
  3. Step 3: Cross multiply
    96,772.68x = 145,134.66 × 34,428.60
  4. Step 4: Simplify right side
    96,772.68x = 4,996,783,155.28
  5. Step 5: Solve for x
    x = 4,996,783,155.28/96,772.68
  6. Step 6: Final answer
    x = 51,634.23

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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.