Home / 96,290.78-132,877.40-53,267.54

Finding the Fourth Proportional to 96,290.78, 132,877.40 and 53,267.54

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Solution

The fourth proportional to 96,290.78, 132,877.40 and 53,267.54 is: 73,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,290.78 : 132,877.40 = 53,267.54 : x
  2. Step 2: Convert to fraction form
    96,290.78/132,877.40 = 53,267.54/x
  3. Step 3: Cross multiply
    96,290.78x = 132,877.40 × 53,267.54
  4. Step 4: Simplify right side
    96,290.78x = 7,078,051,288.87
  5. Step 5: Solve for x
    x = 7,078,051,288.87/96,290.78
  6. Step 6: Final answer
    x = 73,507.05

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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.