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Finding the Fourth Proportional to 50,374.92, 75,494.34 and 19,193.16

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Solution

The fourth proportional to 50,374.92, 75,494.34 and 19,193.16 is: 28,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,374.92 : 75,494.34 = 19,193.16 : x
  2. Step 2: Convert to fraction form
    50,374.92/75,494.34 = 19,193.16/x
  3. Step 3: Cross multiply
    50,374.92x = 75,494.34 × 19,193.16
  4. Step 4: Simplify right side
    50,374.92x = 1,448,974,946.71
  5. Step 5: Solve for x
    x = 1,448,974,946.71/50,374.92
  6. Step 6: Final answer
    x = 28,763.82

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1.5x scale

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.