Home / 235,557.08-353,217.35-109,088.54

Finding the Fourth Proportional to 235,557.08, 353,217.35 and 109,088.54

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Solution

The fourth proportional to 235,557.08, 353,217.35 and 109,088.54 is: 163,578.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,557.08 : 353,217.35 = 109,088.54 : x
  2. Step 2: Convert to fraction form
    235,557.08/353,217.35 = 109,088.54/x
  3. Step 3: Cross multiply
    235,557.08x = 353,217.35 × 109,088.54
  4. Step 4: Simplify right side
    235,557.08x = 38,531,962,702.64
  5. Step 5: Solve for x
    x = 38,531,962,702.64/235,557.08
  6. Step 6: Final answer
    x = 163,578.03

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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.