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Finding the Fourth Proportional to 58,958.82, 88,452.08 and 19,515.94

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Solution

The fourth proportional to 58,958.82, 88,452.08 and 19,515.94 is: 29,278.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,958.82 : 88,452.08 = 19,515.94 : x
  2. Step 2: Convert to fraction form
    58,958.82/88,452.08 = 19,515.94/x
  3. Step 3: Cross multiply
    58,958.82x = 88,452.08 × 19,515.94
  4. Step 4: Simplify right side
    58,958.82x = 1,726,225,185.74
  5. Step 5: Solve for x
    x = 1,726,225,185.74/58,958.82
  6. Step 6: Final answer
    x = 29,278.49

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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.