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Finding the Fourth Proportional to 219,944.32, 303,515.04 and 119,340.16

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Solution

The fourth proportional to 219,944.32, 303,515.04 and 119,340.16 is: 164,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,944.32 : 303,515.04 = 119,340.16 : x
  2. Step 2: Convert to fraction form
    219,944.32/303,515.04 = 119,340.16/x
  3. Step 3: Cross multiply
    219,944.32x = 303,515.04 × 119,340.16
  4. Step 4: Simplify right side
    219,944.32x = 36,221,533,436.01
  5. Step 5: Solve for x
    x = 36,221,533,436.01/219,944.32
  6. Step 6: Final answer
    x = 164,685.01

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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.