Home / 194,549.40-291,909.87-82,307.07

Finding the Fourth Proportional to 194,549.40, 291,909.87 and 82,307.07

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Solution

The fourth proportional to 194,549.40, 291,909.87 and 82,307.07 is: 123,496.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,549.40 : 291,909.87 = 82,307.07 : x
  2. Step 2: Convert to fraction form
    194,549.40/291,909.87 = 82,307.07/x
  3. Step 3: Cross multiply
    194,549.40x = 291,909.87 × 82,307.07
  4. Step 4: Simplify right side
    194,549.40x = 24,026,246,103.78
  5. Step 5: Solve for x
    x = 24,026,246,103.78/194,549.40
  6. Step 6: Final answer
    x = 123,496.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.