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Finding the Fourth Proportional to 70,093.25, 104,603.48 and 62,613.71

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Solution

The fourth proportional to 70,093.25, 104,603.48 and 62,613.71 is: 93,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,093.25 : 104,603.48 = 62,613.71 : x
  2. Step 2: Convert to fraction form
    70,093.25/104,603.48 = 62,613.71/x
  3. Step 3: Cross multiply
    70,093.25x = 104,603.48 × 62,613.71
  4. Step 4: Simplify right side
    70,093.25x = 6,549,612,379.75
  5. Step 5: Solve for x
    x = 6,549,612,379.75/70,093.25
  6. Step 6: Final answer
    x = 93,441.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.