Home / 247,583.22-371,145.51-89,769.30

Finding the Fourth Proportional to 247,583.22, 371,145.51 and 89,769.30

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Solution

The fourth proportional to 247,583.22, 371,145.51 and 89,769.30 is: 134,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,583.22 : 371,145.51 = 89,769.30 : x
  2. Step 2: Convert to fraction form
    247,583.22/371,145.51 = 89,769.30/x
  3. Step 3: Cross multiply
    247,583.22x = 371,145.51 × 89,769.30
  4. Step 4: Simplify right side
    247,583.22x = 33,317,472,630.84
  5. Step 5: Solve for x
    x = 33,317,472,630.84/247,583.22
  6. Step 6: Final answer
    x = 134,570.80

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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.