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Finding the Fourth Proportional to 144,214.60, 216,342.60 and 44,383.24

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Solution

The fourth proportional to 144,214.60, 216,342.60 and 44,383.24 is: 66,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,214.60 : 216,342.60 = 44,383.24 : x
  2. Step 2: Convert to fraction form
    144,214.60/216,342.60 = 44,383.24/x
  3. Step 3: Cross multiply
    144,214.60x = 216,342.60 × 44,383.24
  4. Step 4: Simplify right side
    144,214.60x = 9,601,985,538.02
  5. Step 5: Solve for x
    x = 9,601,985,538.02/144,214.60
  6. Step 6: Final answer
    x = 66,581.23

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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.