Home / 367,434.06-551,009.38-142,764.92

Finding the Fourth Proportional to 367,434.06, 551,009.38 and 142,764.92

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Solution

The fourth proportional to 367,434.06, 551,009.38 and 142,764.92 is: 214,092.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,434.06 : 551,009.38 = 142,764.92 : x
  2. Step 2: Convert to fraction form
    367,434.06/551,009.38 = 142,764.92/x
  3. Step 3: Cross multiply
    367,434.06x = 551,009.38 × 142,764.92
  4. Step 4: Simplify right side
    367,434.06x = 78,664,810,054.95
  5. Step 5: Solve for x
    x = 78,664,810,054.95/367,434.06
  6. Step 6: Final answer
    x = 214,092.32

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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.