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Finding the Fourth Proportional to 121,889.66, 182,853.97 and 37,630.02

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Solution

The fourth proportional to 121,889.66, 182,853.97 and 37,630.02 is: 56,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,889.66 : 182,853.97 = 37,630.02 : x
  2. Step 2: Convert to fraction form
    121,889.66/182,853.97 = 37,630.02/x
  3. Step 3: Cross multiply
    121,889.66x = 182,853.97 × 37,630.02
  4. Step 4: Simplify right side
    121,889.66x = 6,880,798,454.10
  5. Step 5: Solve for x
    x = 6,880,798,454.10/121,889.66
  6. Step 6: Final answer
    x = 56,451.04

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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.