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Finding the Fourth Proportional to 62,894, 94,340.98 and 16,146.86

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Solution

The fourth proportional to 62,894, 94,340.98 and 16,146.86 is: 24,220.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,894 : 94,340.98 = 16,146.86 : x
  2. Step 2: Convert to fraction form
    62,894/94,340.98 = 16,146.86/x
  3. Step 3: Cross multiply
    62,894x = 94,340.98 × 16,146.86
  4. Step 4: Simplify right side
    62,894x = 1,523,310,596.32
  5. Step 5: Solve for x
    x = 1,523,310,596.32/62,894
  6. Step 6: Final answer
    x = 24,220.28

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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.