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Finding the Fourth Proportional to 58,791.81, 88,143.98 and 25,505.67

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Solution

The fourth proportional to 58,791.81, 88,143.98 and 25,505.67 is: 38,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,791.81 : 88,143.98 = 25,505.67 : x
  2. Step 2: Convert to fraction form
    58,791.81/88,143.98 = 25,505.67/x
  3. Step 3: Cross multiply
    58,791.81x = 88,143.98 × 25,505.67
  4. Step 4: Simplify right side
    58,791.81x = 2,248,171,138.84
  5. Step 5: Solve for x
    x = 2,248,171,138.84/58,791.81
  6. Step 6: Final answer
    x = 38,239.53

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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.