Home / 95,801.28-132,205.74-55,538.40

Finding the Fourth Proportional to 95,801.28, 132,205.74 and 55,538.40

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Solution

The fourth proportional to 95,801.28, 132,205.74 and 55,538.40 is: 76,642.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,801.28 : 132,205.74 = 55,538.40 : x
  2. Step 2: Convert to fraction form
    95,801.28/132,205.74 = 55,538.40/x
  3. Step 3: Cross multiply
    95,801.28x = 132,205.74 × 55,538.40
  4. Step 4: Simplify right side
    95,801.28x = 7,342,495,270.42
  5. Step 5: Solve for x
    x = 7,342,495,270.42/95,801.28
  6. Step 6: Final answer
    x = 76,642.98

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1.5x scale

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.