Home / 190,040.16-262,283.10-109,452

Finding the Fourth Proportional to 190,040.16, 262,283.10 and 109,452

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Solution

The fourth proportional to 190,040.16, 262,283.10 and 109,452 is: 151,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,040.16 : 262,283.10 = 109,452 : x
  2. Step 2: Convert to fraction form
    190,040.16/262,283.10 = 109,452/x
  3. Step 3: Cross multiply
    190,040.16x = 262,283.10 × 109,452
  4. Step 4: Simplify right side
    190,040.16x = 28,707,409,861.20
  5. Step 5: Solve for x
    x = 28,707,409,861.20/190,040.16
  6. Step 6: Final answer
    x = 151,059.70

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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.