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Finding the Fourth Proportional to 235,758.68, 353,634.57 and 58,265.71

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Solution

The fourth proportional to 235,758.68, 353,634.57 and 58,265.71 is: 87,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,758.68 : 353,634.57 = 58,265.71 : x
  2. Step 2: Convert to fraction form
    235,758.68/353,634.57 = 58,265.71/x
  3. Step 3: Cross multiply
    235,758.68x = 353,634.57 × 58,265.71
  4. Step 4: Simplify right side
    235,758.68x = 20,604,768,417.51
  5. Step 5: Solve for x
    x = 20,604,768,417.51/235,758.68
  6. Step 6: Final answer
    x = 87,397.71

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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.