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Finding the Fourth Proportional to 104,365.64, 144,024.60 and 59,042.66

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Solution

The fourth proportional to 104,365.64, 144,024.60 and 59,042.66 is: 81,478.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,365.64 : 144,024.60 = 59,042.66 : x
  2. Step 2: Convert to fraction form
    104,365.64/144,024.60 = 59,042.66/x
  3. Step 3: Cross multiply
    104,365.64x = 144,024.60 × 59,042.66
  4. Step 4: Simplify right side
    104,365.64x = 8,503,595,489.44
  5. Step 5: Solve for x
    x = 8,503,595,489.44/104,365.64
  6. Step 6: Final answer
    x = 81,478.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.