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Finding the Fourth Proportional to 240,613.21, 360,716.85 and 151,670.68

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Solution

The fourth proportional to 240,613.21, 360,716.85 and 151,670.68 is: 227,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,613.21 : 360,716.85 = 151,670.68 : x
  2. Step 2: Convert to fraction form
    240,613.21/360,716.85 = 151,670.68/x
  3. Step 3: Cross multiply
    240,613.21x = 360,716.85 × 151,670.68
  4. Step 4: Simplify right side
    240,613.21x = 54,710,169,926.96
  5. Step 5: Solve for x
    x = 54,710,169,926.96/240,613.21
  6. Step 6: Final answer
    x = 227,378.08

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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.