Home / 95,728.10-132,102.43-53,285.72

Finding the Fourth Proportional to 95,728.10, 132,102.43 and 53,285.72

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Solution

The fourth proportional to 95,728.10, 132,102.43 and 53,285.72 is: 73,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,728.10 : 132,102.43 = 53,285.72 : x
  2. Step 2: Convert to fraction form
    95,728.10/132,102.43 = 53,285.72/x
  3. Step 3: Cross multiply
    95,728.10x = 132,102.43 × 53,285.72
  4. Step 4: Simplify right side
    95,728.10x = 7,039,172,302.57
  5. Step 5: Solve for x
    x = 7,039,172,302.57/95,728.10
  6. Step 6: Final answer
    x = 73,532.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.