Home / 121,396.41-182,116.53-37,155.06

Finding the Fourth Proportional to 121,396.41, 182,116.53 and 37,155.06

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Solution

The fourth proportional to 121,396.41, 182,116.53 and 37,155.06 is: 55,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,396.41 : 182,116.53 = 37,155.06 : x
  2. Step 2: Convert to fraction form
    121,396.41/182,116.53 = 37,155.06/x
  3. Step 3: Cross multiply
    121,396.41x = 182,116.53 × 37,155.06
  4. Step 4: Simplify right side
    121,396.41x = 6,766,550,599.14
  5. Step 5: Solve for x
    x = 6,766,550,599.14/121,396.41
  6. Step 6: Final answer
    x = 55,739.30

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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.