Home / 194,371.98-290,899.64-119,539.60

Finding the Fourth Proportional to 194,371.98, 290,899.64 and 119,539.60

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Solution

The fourth proportional to 194,371.98, 290,899.64 and 119,539.60 is: 178,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,371.98 : 290,899.64 = 119,539.60 : x
  2. Step 2: Convert to fraction form
    194,371.98/290,899.64 = 119,539.60/x
  3. Step 3: Cross multiply
    194,371.98x = 290,899.64 × 119,539.60
  4. Step 4: Simplify right side
    194,371.98x = 34,774,026,605.74
  5. Step 5: Solve for x
    x = 34,774,026,605.74/194,371.98
  6. Step 6: Final answer
    x = 178,904.52

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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.