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Finding the Fourth Proportional to 177,773.94, 245,319.44 and 101,310.95

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Solution

The fourth proportional to 177,773.94, 245,319.44 and 101,310.95 is: 139,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,773.94 : 245,319.44 = 101,310.95 : x
  2. Step 2: Convert to fraction form
    177,773.94/245,319.44 = 101,310.95/x
  3. Step 3: Cross multiply
    177,773.94x = 245,319.44 × 101,310.95
  4. Step 4: Simplify right side
    177,773.94x = 24,853,545,626.61
  5. Step 5: Solve for x
    x = 24,853,545,626.61/177,773.94
  6. Step 6: Final answer
    x = 139,804.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.