Home / 95,113.66-142,671.72-45,198.64

Finding the Fourth Proportional to 95,113.66, 142,671.72 and 45,198.64

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Solution

The fourth proportional to 95,113.66, 142,671.72 and 45,198.64 is: 67,798.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,113.66 : 142,671.72 = 45,198.64 : x
  2. Step 2: Convert to fraction form
    95,113.66/142,671.72 = 45,198.64/x
  3. Step 3: Cross multiply
    95,113.66x = 142,671.72 × 45,198.64
  4. Step 4: Simplify right side
    95,113.66x = 6,448,567,710.46
  5. Step 5: Solve for x
    x = 6,448,567,710.46/95,113.66
  6. Step 6: Final answer
    x = 67,798.54

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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.