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Finding the Fourth Proportional to 372,797.34, 559,059.93 and 136,069.98

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Solution

The fourth proportional to 372,797.34, 559,059.93 and 136,069.98 is: 204,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,797.34 : 559,059.93 = 136,069.98 : x
  2. Step 2: Convert to fraction form
    372,797.34/559,059.93 = 136,069.98/x
  3. Step 3: Cross multiply
    372,797.34x = 559,059.93 × 136,069.98
  4. Step 4: Simplify right side
    372,797.34x = 76,071,273,493.90
  5. Step 5: Solve for x
    x = 76,071,273,493.90/372,797.34
  6. Step 6: Final answer
    x = 204,055.30

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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.