Home / 266,056.62-367,143.42-151,319.76

Finding the Fourth Proportional to 266,056.62, 367,143.42 and 151,319.76

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Solution

The fourth proportional to 266,056.62, 367,143.42 and 151,319.76 is: 208,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,056.62 : 367,143.42 = 151,319.76 : x
  2. Step 2: Convert to fraction form
    266,056.62/367,143.42 = 151,319.76/x
  3. Step 3: Cross multiply
    266,056.62x = 367,143.42 × 151,319.76
  4. Step 4: Simplify right side
    266,056.62x = 55,556,054,199.98
  5. Step 5: Solve for x
    x = 55,556,054,199.98/266,056.62
  6. Step 6: Final answer
    x = 208,812.90

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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.