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Finding the Fourth Proportional to 242,239.88, 334,288.50 and 134,808.02

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Solution

The fourth proportional to 242,239.88, 334,288.50 and 134,808.02 is: 186,033.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,239.88 : 334,288.50 = 134,808.02 : x
  2. Step 2: Convert to fraction form
    242,239.88/334,288.50 = 134,808.02/x
  3. Step 3: Cross multiply
    242,239.88x = 334,288.50 × 134,808.02
  4. Step 4: Simplify right side
    242,239.88x = 45,064,770,793.77
  5. Step 5: Solve for x
    x = 45,064,770,793.77/242,239.88
  6. Step 6: Final answer
    x = 186,033.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.