Home / 95,866.52-143,784.20-45,265.45

Finding the Fourth Proportional to 95,866.52, 143,784.20 and 45,265.45

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Solution

The fourth proportional to 95,866.52, 143,784.20 and 45,265.45 is: 67,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,866.52 : 143,784.20 = 45,265.45 : x
  2. Step 2: Convert to fraction form
    95,866.52/143,784.20 = 45,265.45/x
  3. Step 3: Cross multiply
    95,866.52x = 143,784.20 × 45,265.45
  4. Step 4: Simplify right side
    95,866.52x = 6,508,456,515.89
  5. Step 5: Solve for x
    x = 6,508,456,515.89/95,866.52
  6. Step 6: Final answer
    x = 67,890.82

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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.