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Finding the Fourth Proportional to 235,313.80, 353,145.66 and 95,073.64

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Solution

The fourth proportional to 235,313.80, 353,145.66 and 95,073.64 is: 142,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,313.80 : 353,145.66 = 95,073.64 : x
  2. Step 2: Convert to fraction form
    235,313.80/353,145.66 = 95,073.64/x
  3. Step 3: Cross multiply
    235,313.80x = 353,145.66 × 95,073.64
  4. Step 4: Simplify right side
    235,313.80x = 33,574,843,346.40
  5. Step 5: Solve for x
    x = 33,574,843,346.40/235,313.80
  6. Step 6: Final answer
    x = 142,681.15

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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.