Home / 220,024.32-303,625.44-119,420.16

Finding the Fourth Proportional to 220,024.32, 303,625.44 and 119,420.16

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Solution

The fourth proportional to 220,024.32, 303,625.44 and 119,420.16 is: 164,795.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,024.32 : 303,625.44 = 119,420.16 : x
  2. Step 2: Convert to fraction form
    220,024.32/303,625.44 = 119,420.16/x
  3. Step 3: Cross multiply
    220,024.32x = 303,625.44 × 119,420.16
  4. Step 4: Simplify right side
    220,024.32x = 36,258,998,624.87
  5. Step 5: Solve for x
    x = 36,258,998,624.87/220,024.32
  6. Step 6: Final answer
    x = 164,795.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.