Home / 535,171.13-802,874.73-156,121.50

Finding the Fourth Proportional to 535,171.13, 802,874.73 and 156,121.50

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Solution

The fourth proportional to 535,171.13, 802,874.73 and 156,121.50 is: 234,216.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,171.13 : 802,874.73 = 156,121.50 : x
  2. Step 2: Convert to fraction form
    535,171.13/802,874.73 = 156,121.50/x
  3. Step 3: Cross multiply
    535,171.13x = 802,874.73 × 156,121.50
  4. Step 4: Simplify right side
    535,171.13x = 125,346,008,497.85
  5. Step 5: Solve for x
    x = 125,346,008,497.85/535,171.13
  6. Step 6: Final answer
    x = 234,216.69

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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.