Home / 95,151.54-142,730.55-45,205.86

Finding the Fourth Proportional to 95,151.54, 142,730.55 and 45,205.86

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Solution

The fourth proportional to 95,151.54, 142,730.55 and 45,205.86 is: 67,810.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,151.54 : 142,730.55 = 45,205.86 : x
  2. Step 2: Convert to fraction form
    95,151.54/142,730.55 = 45,205.86/x
  3. Step 3: Cross multiply
    95,151.54x = 142,730.55 × 45,205.86
  4. Step 4: Simplify right side
    95,151.54x = 6,452,257,261.02
  5. Step 5: Solve for x
    x = 6,452,257,261.02/95,151.54
  6. Step 6: Final answer
    x = 67,810.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.