Home / 219,672.13-329,508.20-53,460.13

Finding the Fourth Proportional to 219,672.13, 329,508.20 and 53,460.13

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Solution

The fourth proportional to 219,672.13, 329,508.20 and 53,460.13 is: 80,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,672.13 : 329,508.20 = 53,460.13 : x
  2. Step 2: Convert to fraction form
    219,672.13/329,508.20 = 53,460.13/x
  3. Step 3: Cross multiply
    219,672.13x = 329,508.20 × 53,460.13
  4. Step 4: Simplify right side
    219,672.13x = 17,615,551,208.07
  5. Step 5: Solve for x
    x = 17,615,551,208.07/219,672.13
  6. Step 6: Final answer
    x = 80,190.20

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1.5x scale

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.