Home / 219,434.25-328,937.18-107,109.93

Finding the Fourth Proportional to 219,434.25, 328,937.18 and 107,109.93

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Solution

The fourth proportional to 219,434.25, 328,937.18 and 107,109.93 is: 160,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,434.25 : 328,937.18 = 107,109.93 : x
  2. Step 2: Convert to fraction form
    219,434.25/328,937.18 = 107,109.93/x
  3. Step 3: Cross multiply
    219,434.25x = 328,937.18 × 107,109.93
  4. Step 4: Simplify right side
    219,434.25x = 35,232,437,788.65
  5. Step 5: Solve for x
    x = 35,232,437,788.65/219,434.25
  6. Step 6: Final answer
    x = 160,560.34

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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.