Home / 194,851.88-268,866.72-118,331.07

Finding the Fourth Proportional to 194,851.88, 268,866.72 and 118,331.07

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Solution

The fourth proportional to 194,851.88, 268,866.72 and 118,331.07 is: 163,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,851.88 : 268,866.72 = 118,331.07 : x
  2. Step 2: Convert to fraction form
    194,851.88/268,866.72 = 118,331.07/x
  3. Step 3: Cross multiply
    194,851.88x = 268,866.72 × 118,331.07
  4. Step 4: Simplify right side
    194,851.88x = 31,815,286,664.99
  5. Step 5: Solve for x
    x = 31,815,286,664.99/194,851.88
  6. Step 6: Final answer
    x = 163,279.35

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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.