Home / 209,834.55-314,800.93-83,481.94

Finding the Fourth Proportional to 209,834.55, 314,800.93 and 83,481.94

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Solution

The fourth proportional to 209,834.55, 314,800.93 and 83,481.94 is: 125,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,834.55 : 314,800.93 = 83,481.94 : x
  2. Step 2: Convert to fraction form
    209,834.55/314,800.93 = 83,481.94/x
  3. Step 3: Cross multiply
    209,834.55x = 314,800.93 × 83,481.94
  4. Step 4: Simplify right side
    209,834.55x = 26,280,192,848.06
  5. Step 5: Solve for x
    x = 26,280,192,848.06/209,834.55
  6. Step 6: Final answer
    x = 125,242.45

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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.