Home / 96,660.56-145,032.60-52,318.56

Finding the Fourth Proportional to 96,660.56, 145,032.60 and 52,318.56

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Solution

The fourth proportional to 96,660.56, 145,032.60 and 52,318.56 is: 78,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,660.56 : 145,032.60 = 52,318.56 : x
  2. Step 2: Convert to fraction form
    96,660.56/145,032.60 = 52,318.56/x
  3. Step 3: Cross multiply
    96,660.56x = 145,032.60 × 52,318.56
  4. Step 4: Simplify right side
    96,660.56x = 7,587,896,785.06
  5. Step 5: Solve for x
    x = 7,587,896,785.06/96,660.56
  6. Step 6: Final answer
    x = 78,500.44

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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.