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Finding the Fourth Proportional to 95,655.66, 132,004.71 and 53,213.28

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Solution

The fourth proportional to 95,655.66, 132,004.71 and 53,213.28 is: 73,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,655.66 : 132,004.71 = 53,213.28 : x
  2. Step 2: Convert to fraction form
    95,655.66/132,004.71 = 53,213.28/x
  3. Step 3: Cross multiply
    95,655.66x = 132,004.71 × 53,213.28
  4. Step 4: Simplify right side
    95,655.66x = 7,024,403,594.55
  5. Step 5: Solve for x
    x = 7,024,403,594.55/95,655.66
  6. Step 6: Final answer
    x = 73,434.27

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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.