Home / 209,584.48-314,072.16-97,299.04

Finding the Fourth Proportional to 209,584.48, 314,072.16 and 97,299.04

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Solution

The fourth proportional to 209,584.48, 314,072.16 and 97,299.04 is: 145,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,584.48 : 314,072.16 = 97,299.04 : x
  2. Step 2: Convert to fraction form
    209,584.48/314,072.16 = 97,299.04/x
  3. Step 3: Cross multiply
    209,584.48x = 314,072.16 × 97,299.04
  4. Step 4: Simplify right side
    209,584.48x = 30,558,919,658.73
  5. Step 5: Solve for x
    x = 30,558,919,658.73/209,584.48
  6. Step 6: Final answer
    x = 145,807.17

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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.