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Finding the Fourth Proportional to 94,466.64, 141,691.32 and 28,802.64

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Solution

The fourth proportional to 94,466.64, 141,691.32 and 28,802.64 is: 43,201.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,466.64 : 141,691.32 = 28,802.64 : x
  2. Step 2: Convert to fraction form
    94,466.64/141,691.32 = 28,802.64/x
  3. Step 3: Cross multiply
    94,466.64x = 141,691.32 × 28,802.64
  4. Step 4: Simplify right side
    94,466.64x = 4,081,084,081.08
  5. Step 5: Solve for x
    x = 4,081,084,081.08/94,466.64
  6. Step 6: Final answer
    x = 43,201.33

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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.