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Finding the Fourth Proportional to 49,244.77, 73,885.77 and 19,280.43

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Solution

The fourth proportional to 49,244.77, 73,885.77 and 19,280.43 is: 28,927.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,244.77 : 73,885.77 = 19,280.43 : x
  2. Step 2: Convert to fraction form
    49,244.77/73,885.77 = 19,280.43/x
  3. Step 3: Cross multiply
    49,244.77x = 73,885.77 × 19,280.43
  4. Step 4: Simplify right side
    49,244.77x = 1,424,549,416.48
  5. Step 5: Solve for x
    x = 1,424,549,416.48/49,244.77
  6. Step 6: Final answer
    x = 28,927.93

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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.