Home / 216,026.53-298,033.46-135,313.54

Finding the Fourth Proportional to 216,026.53, 298,033.46 and 135,313.54

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Solution

The fourth proportional to 216,026.53, 298,033.46 and 135,313.54 is: 186,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,026.53 : 298,033.46 = 135,313.54 : x
  2. Step 2: Convert to fraction form
    216,026.53/298,033.46 = 135,313.54/x
  3. Step 3: Cross multiply
    216,026.53x = 298,033.46 × 135,313.54
  4. Step 4: Simplify right side
    216,026.53x = 40,327,961,596.82
  5. Step 5: Solve for x
    x = 40,327,961,596.82/216,026.53
  6. Step 6: Final answer
    x = 186,680.60

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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.