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Finding the Fourth Proportional to 219,972.51, 303,562.08 and 119,370.51

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Solution

The fourth proportional to 219,972.51, 303,562.08 and 119,370.51 is: 164,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,972.51 : 303,562.08 = 119,370.51 : x
  2. Step 2: Convert to fraction form
    219,972.51/303,562.08 = 119,370.51/x
  3. Step 3: Cross multiply
    219,972.51x = 303,562.08 × 119,370.51
  4. Step 4: Simplify right side
    219,972.51x = 36,236,360,306.26
  5. Step 5: Solve for x
    x = 36,236,360,306.26/219,972.51
  6. Step 6: Final answer
    x = 164,731.31

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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.