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Finding the Fourth Proportional to 231,230.28, 346,845.52 and 65,018.28

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Solution

The fourth proportional to 231,230.28, 346,845.52 and 65,018.28 is: 97,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,230.28 : 346,845.52 = 65,018.28 : x
  2. Step 2: Convert to fraction form
    231,230.28/346,845.52 = 65,018.28/x
  3. Step 3: Cross multiply
    231,230.28x = 346,845.52 × 65,018.28
  4. Step 4: Simplify right side
    231,230.28x = 22,551,299,136.11
  5. Step 5: Solve for x
    x = 22,551,299,136.11/231,230.28
  6. Step 6: Final answer
    x = 97,527.45

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1.5x scale

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.