Home / 95,134.28-142,702.83-45,219.51

Finding the Fourth Proportional to 95,134.28, 142,702.83 and 45,219.51

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Solution

The fourth proportional to 95,134.28, 142,702.83 and 45,219.51 is: 67,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,134.28 : 142,702.83 = 45,219.51 : x
  2. Step 2: Convert to fraction form
    95,134.28/142,702.83 = 45,219.51/x
  3. Step 3: Cross multiply
    95,134.28x = 142,702.83 × 45,219.51
  4. Step 4: Simplify right side
    95,134.28x = 6,452,952,048.21
  5. Step 5: Solve for x
    x = 6,452,952,048.21/95,134.28
  6. Step 6: Final answer
    x = 67,829.94

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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.