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Finding the Fourth Proportional to 80,374.93, 110,915.76 and 44,564.63

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Solution

The fourth proportional to 80,374.93, 110,915.76 and 44,564.63 is: 61,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,374.93 : 110,915.76 = 44,564.63 : x
  2. Step 2: Convert to fraction form
    80,374.93/110,915.76 = 44,564.63/x
  3. Step 3: Cross multiply
    80,374.93x = 110,915.76 × 44,564.63
  4. Step 4: Simplify right side
    80,374.93x = 4,942,919,665.99
  5. Step 5: Solve for x
    x = 4,942,919,665.99/80,374.93
  6. Step 6: Final answer
    x = 61,498.27

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1.5x scale

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.