Home / 205,097.15-307,645.73-202,332.35

Finding the Fourth Proportional to 205,097.15, 307,645.73 and 202,332.35

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Solution

The fourth proportional to 205,097.15, 307,645.73 and 202,332.35 is: 303,498.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,097.15 : 307,645.73 = 202,332.35 : x
  2. Step 2: Convert to fraction form
    205,097.15/307,645.73 = 202,332.35/x
  3. Step 3: Cross multiply
    205,097.15x = 307,645.73 × 202,332.35
  4. Step 4: Simplify right side
    205,097.15x = 62,246,683,518.37
  5. Step 5: Solve for x
    x = 62,246,683,518.37/205,097.15
  6. Step 6: Final answer
    x = 303,498.53

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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.