Home / 100,734.40-151,058.40-50,795.20

Finding the Fourth Proportional to 100,734.40, 151,058.40 and 50,795.20

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Solution

The fourth proportional to 100,734.40, 151,058.40 and 50,795.20 is: 76,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,734.40 : 151,058.40 = 50,795.20 : x
  2. Step 2: Convert to fraction form
    100,734.40/151,058.40 = 50,795.20/x
  3. Step 3: Cross multiply
    100,734.40x = 151,058.40 × 50,795.20
  4. Step 4: Simplify right side
    100,734.40x = 7,673,041,639.68
  5. Step 5: Solve for x
    x = 7,673,041,639.68/100,734.40
  6. Step 6: Final answer
    x = 76,171.02

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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.