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Finding the Fourth Proportional to 235,764.42, 353,646.90 and 58,268.72

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Solution

The fourth proportional to 235,764.42, 353,646.90 and 58,268.72 is: 87,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,764.42 : 353,646.90 = 58,268.72 : x
  2. Step 2: Convert to fraction form
    235,764.42/353,646.90 = 58,268.72/x
  3. Step 3: Cross multiply
    235,764.42x = 353,646.90 × 58,268.72
  4. Step 4: Simplify right side
    235,764.42x = 20,606,550,426.73
  5. Step 5: Solve for x
    x = 20,606,550,426.73/235,764.42
  6. Step 6: Final answer
    x = 87,403.14

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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.