Home / 85,951.54-118,615.17-48,228.58

Finding the Fourth Proportional to 85,951.54, 118,615.17 and 48,228.58

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Solution

The fourth proportional to 85,951.54, 118,615.17 and 48,228.58 is: 66,556.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,951.54 : 118,615.17 = 48,228.58 : x
  2. Step 2: Convert to fraction form
    85,951.54/118,615.17 = 48,228.58/x
  3. Step 3: Cross multiply
    85,951.54x = 118,615.17 × 48,228.58
  4. Step 4: Simplify right side
    85,951.54x = 5,720,641,215.56
  5. Step 5: Solve for x
    x = 5,720,641,215.56/85,951.54
  6. Step 6: Final answer
    x = 66,556.59

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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.