Home / 194,798.07-268,775.68-118,315.04

Finding the Fourth Proportional to 194,798.07, 268,775.68 and 118,315.04

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Solution

The fourth proportional to 194,798.07, 268,775.68 and 118,315.04 is: 163,247.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,798.07 : 268,775.68 = 118,315.04 : x
  2. Step 2: Convert to fraction form
    194,798.07/268,775.68 = 118,315.04/x
  3. Step 3: Cross multiply
    194,798.07x = 268,775.68 × 118,315.04
  4. Step 4: Simplify right side
    194,798.07x = 31,800,203,986.35
  5. Step 5: Solve for x
    x = 31,800,203,986.35/194,798.07
  6. Step 6: Final answer
    x = 163,247.02

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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.