Home / 219,648.55-329,381.57-107,296.15

Finding the Fourth Proportional to 219,648.55, 329,381.57 and 107,296.15

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Solution

The fourth proportional to 219,648.55, 329,381.57 and 107,296.15 is: 160,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,648.55 : 329,381.57 = 107,296.15 : x
  2. Step 2: Convert to fraction form
    219,648.55/329,381.57 = 107,296.15/x
  3. Step 3: Cross multiply
    219,648.55x = 329,381.57 × 107,296.15
  4. Step 4: Simplify right side
    219,648.55x = 35,341,374,341.96
  5. Step 5: Solve for x
    x = 35,341,374,341.96/219,648.55
  6. Step 6: Final answer
    x = 160,899.65

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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.