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Finding the Fourth Proportional to 103,310.53, 154,818.16 and 58,845.49

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Solution

The fourth proportional to 103,310.53, 154,818.16 and 58,845.49 is: 88,184.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,310.53 : 154,818.16 = 58,845.49 : x
  2. Step 2: Convert to fraction form
    103,310.53/154,818.16 = 58,845.49/x
  3. Step 3: Cross multiply
    103,310.53x = 154,818.16 × 58,845.49
  4. Step 4: Simplify right side
    103,310.53x = 9,110,349,951.94
  5. Step 5: Solve for x
    x = 9,110,349,951.94/103,310.53
  6. Step 6: Final answer
    x = 88,184.14

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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.