Home / 121,968.41-182,847.47-47,141.06

Finding the Fourth Proportional to 121,968.41, 182,847.47 and 47,141.06

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Solution

The fourth proportional to 121,968.41, 182,847.47 and 47,141.06 is: 70,670.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,968.41 : 182,847.47 = 47,141.06 : x
  2. Step 2: Convert to fraction form
    121,968.41/182,847.47 = 47,141.06/x
  3. Step 3: Cross multiply
    121,968.41x = 182,847.47 × 47,141.06
  4. Step 4: Simplify right side
    121,968.41x = 8,619,622,404.18
  5. Step 5: Solve for x
    x = 8,619,622,404.18/121,968.41
  6. Step 6: Final answer
    x = 70,670.94

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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.