Home / 209,926.62-314,671.23-91,566.18

Finding the Fourth Proportional to 209,926.62, 314,671.23 and 91,566.18

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Solution

The fourth proportional to 209,926.62, 314,671.23 and 91,566.18 is: 137,253.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,926.62 : 314,671.23 = 91,566.18 : x
  2. Step 2: Convert to fraction form
    209,926.62/314,671.23 = 91,566.18/x
  3. Step 3: Cross multiply
    209,926.62x = 314,671.23 × 91,566.18
  4. Step 4: Simplify right side
    209,926.62x = 28,813,242,487.00
  5. Step 5: Solve for x
    x = 28,813,242,487.00/209,926.62
  6. Step 6: Final answer
    x = 137,253.88

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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.