Home / 96,216.52-132,779-53,775.08

Finding the Fourth Proportional to 96,216.52, 132,779 and 53,775.08

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Solution

The fourth proportional to 96,216.52, 132,779 and 53,775.08 is: 74,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,216.52 : 132,779 = 53,775.08 : x
  2. Step 2: Convert to fraction form
    96,216.52/132,779 = 53,775.08/x
  3. Step 3: Cross multiply
    96,216.52x = 132,779 × 53,775.08
  4. Step 4: Simplify right side
    96,216.52x = 7,140,201,347.32
  5. Step 5: Solve for x
    x = 7,140,201,347.32/96,216.52
  6. Step 6: Final answer
    x = 74,209.72

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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.