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Finding the Fourth Proportional to 219,624.32, 303,073.44 and 119,020.16

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Solution

The fourth proportional to 219,624.32, 303,073.44 and 119,020.16 is: 164,243.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,624.32 : 303,073.44 = 119,020.16 : x
  2. Step 2: Convert to fraction form
    219,624.32/303,073.44 = 119,020.16/x
  3. Step 3: Cross multiply
    219,624.32x = 303,073.44 × 119,020.16
  4. Step 4: Simplify right side
    219,624.32x = 36,071,849,320.55
  5. Step 5: Solve for x
    x = 36,071,849,320.55/219,624.32
  6. Step 6: Final answer
    x = 164,243.42

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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.