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Finding the Fourth Proportional to 266,364.62, 367,594.35 and 153,187.46

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Solution

The fourth proportional to 266,364.62, 367,594.35 and 153,187.46 is: 211,405.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,364.62 : 367,594.35 = 153,187.46 : x
  2. Step 2: Convert to fraction form
    266,364.62/367,594.35 = 153,187.46/x
  3. Step 3: Cross multiply
    266,364.62x = 367,594.35 × 153,187.46
  4. Step 4: Simplify right side
    266,364.62x = 56,310,844,786.85
  5. Step 5: Solve for x
    x = 56,310,844,786.85/266,364.62
  6. Step 6: Final answer
    x = 211,405.12

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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.