Home / 205,518.05-308,277.22-55,758.32

Finding the Fourth Proportional to 205,518.05, 308,277.22 and 55,758.32

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Solution

The fourth proportional to 205,518.05, 308,277.22 and 55,758.32 is: 83,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,518.05 : 308,277.22 = 55,758.32 : x
  2. Step 2: Convert to fraction form
    205,518.05/308,277.22 = 55,758.32/x
  3. Step 3: Cross multiply
    205,518.05x = 308,277.22 × 55,758.32
  4. Step 4: Simplify right side
    205,518.05x = 17,189,020,388.24
  5. Step 5: Solve for x
    x = 17,189,020,388.24/205,518.05
  6. Step 6: Final answer
    x = 83,637.52

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1.5x scale

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.