Home / 194,340.48-268,191.36-109,449.60

Finding the Fourth Proportional to 194,340.48, 268,191.36 and 109,449.60

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Solution

The fourth proportional to 194,340.48, 268,191.36 and 109,449.60 is: 151,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,340.48 : 268,191.36 = 109,449.60 : x
  2. Step 2: Convert to fraction form
    194,340.48/268,191.36 = 109,449.60/x
  3. Step 3: Cross multiply
    194,340.48x = 268,191.36 × 109,449.60
  4. Step 4: Simplify right side
    194,340.48x = 29,353,437,075.46
  5. Step 5: Solve for x
    x = 29,353,437,075.46/194,340.48
  6. Step 6: Final answer
    x = 151,041.29

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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.