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Finding the Fourth Proportional to 592,137.94, 888,198.68 and 142,855.01

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Solution

The fourth proportional to 592,137.94, 888,198.68 and 142,855.01 is: 214,280.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,137.94 : 888,198.68 = 142,855.01 : x
  2. Step 2: Convert to fraction form
    592,137.94/888,198.68 = 142,855.01/x
  3. Step 3: Cross multiply
    592,137.94x = 888,198.68 × 142,855.01
  4. Step 4: Simplify right side
    592,137.94x = 126,883,631,831.15
  5. Step 5: Solve for x
    x = 126,883,631,831.15/592,137.94
  6. Step 6: Final answer
    x = 214,280.53

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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.