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Finding the Fourth Proportional to 222,630.60, 333,862.80 and 89,465.80

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Solution

The fourth proportional to 222,630.60, 333,862.80 and 89,465.80 is: 134,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,630.60 : 333,862.80 = 89,465.80 : x
  2. Step 2: Convert to fraction form
    222,630.60/333,862.80 = 89,465.80/x
  3. Step 3: Cross multiply
    222,630.60x = 333,862.80 × 89,465.80
  4. Step 4: Simplify right side
    222,630.60x = 29,869,302,492.24
  5. Step 5: Solve for x
    x = 29,869,302,492.24/222,630.60
  6. Step 6: Final answer
    x = 134,165.31

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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.