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Finding the Fourth Proportional to 344,435.12, 516,662.42 and 95,117.12

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Solution

The fourth proportional to 344,435.12, 516,662.42 and 95,117.12 is: 142,678.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,435.12 : 516,662.42 = 95,117.12 : x
  2. Step 2: Convert to fraction form
    344,435.12/516,662.42 = 95,117.12/x
  3. Step 3: Cross multiply
    344,435.12x = 516,662.42 × 95,117.12
  4. Step 4: Simplify right side
    344,435.12x = 49,143,441,402.63
  5. Step 5: Solve for x
    x = 49,143,441,402.63/344,435.12
  6. Step 6: Final answer
    x = 142,678.37

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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.