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Finding the Fourth Proportional to 44,280, 61,106.70 and 26,375.76

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Solution

The fourth proportional to 44,280, 61,106.70 and 26,375.76 is: 36,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,280 : 61,106.70 = 26,375.76 : x
  2. Step 2: Convert to fraction form
    44,280/61,106.70 = 26,375.76/x
  3. Step 3: Cross multiply
    44,280x = 61,106.70 × 26,375.76
  4. Step 4: Simplify right side
    44,280x = 1,611,735,653.59
  5. Step 5: Solve for x
    x = 1,611,735,653.59/44,280
  6. Step 6: Final answer
    x = 36,398.73

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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.