Home / 209,723.92-314,461.45-83,296.15

Finding the Fourth Proportional to 209,723.92, 314,461.45 and 83,296.15

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Solution

The fourth proportional to 209,723.92, 314,461.45 and 83,296.15 is: 124,894.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,723.92 : 314,461.45 = 83,296.15 : x
  2. Step 2: Convert to fraction form
    209,723.92/314,461.45 = 83,296.15/x
  3. Step 3: Cross multiply
    209,723.92x = 314,461.45 × 83,296.15
  4. Step 4: Simplify right side
    209,723.92x = 26,193,428,108.42
  5. Step 5: Solve for x
    x = 26,193,428,108.42/209,723.92
  6. Step 6: Final answer
    x = 124,894.81

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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.