Home / 247,621.80-371,529.90-97,836.60

Finding the Fourth Proportional to 247,621.80, 371,529.90 and 97,836.60

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Solution

The fourth proportional to 247,621.80, 371,529.90 and 97,836.60 is: 146,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,621.80 : 371,529.90 = 97,836.60 : x
  2. Step 2: Convert to fraction form
    247,621.80/371,529.90 = 97,836.60/x
  3. Step 3: Cross multiply
    247,621.80x = 371,529.90 × 97,836.60
  4. Step 4: Simplify right side
    247,621.80x = 36,349,222,214.34
  5. Step 5: Solve for x
    x = 36,349,222,214.34/247,621.80
  6. Step 6: Final answer
    x = 146,793.30

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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.