Home / 185,303.24-255,734.20-155,035.16

Finding the Fourth Proportional to 185,303.24, 255,734.20 and 155,035.16

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Solution

The fourth proportional to 185,303.24, 255,734.20 and 155,035.16 is: 213,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,303.24 : 255,734.20 = 155,035.16 : x
  2. Step 2: Convert to fraction form
    185,303.24/255,734.20 = 155,035.16/x
  3. Step 3: Cross multiply
    185,303.24x = 255,734.20 × 155,035.16
  4. Step 4: Simplify right side
    185,303.24x = 39,647,792,614.47
  5. Step 5: Solve for x
    x = 39,647,792,614.47/185,303.24
  6. Step 6: Final answer
    x = 213,961.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.