Home / 209,647.73-314,520.78-59,890.16

Finding the Fourth Proportional to 209,647.73, 314,520.78 and 59,890.16

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Solution

The fourth proportional to 209,647.73, 314,520.78 and 59,890.16 is: 89,849.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,647.73 : 314,520.78 = 59,890.16 : x
  2. Step 2: Convert to fraction form
    209,647.73/314,520.78 = 59,890.16/x
  3. Step 3: Cross multiply
    209,647.73x = 314,520.78 × 59,890.16
  4. Step 4: Simplify right side
    209,647.73x = 18,836,699,837.52
  5. Step 5: Solve for x
    x = 18,836,699,837.52/209,647.73
  6. Step 6: Final answer
    x = 89,849.29

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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.