Home / 216,216.36-298,388.52-119,433.60

Finding the Fourth Proportional to 216,216.36, 298,388.52 and 119,433.60

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Solution

The fourth proportional to 216,216.36, 298,388.52 and 119,433.60 is: 164,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,216.36 : 298,388.52 = 119,433.60 : x
  2. Step 2: Convert to fraction form
    216,216.36/298,388.52 = 119,433.60/x
  3. Step 3: Cross multiply
    216,216.36x = 298,388.52 × 119,433.60
  4. Step 4: Simplify right side
    216,216.36x = 35,637,615,142.27
  5. Step 5: Solve for x
    x = 35,637,615,142.27/216,216.36
  6. Step 6: Final answer
    x = 164,823.86

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1.5x scale

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.