Home / 194,140.03-267,950.40-117,700.79

Finding the Fourth Proportional to 194,140.03, 267,950.40 and 117,700.79

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Solution

The fourth proportional to 194,140.03, 267,950.40 and 117,700.79 is: 162,449.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,140.03 : 267,950.40 = 117,700.79 : x
  2. Step 2: Convert to fraction form
    194,140.03/267,950.40 = 117,700.79/x
  3. Step 3: Cross multiply
    194,140.03x = 267,950.40 × 117,700.79
  4. Step 4: Simplify right side
    194,140.03x = 31,537,973,760.82
  5. Step 5: Solve for x
    x = 31,537,973,760.82/194,140.03
  6. Step 6: Final answer
    x = 162,449.62

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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.