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Finding the Fourth Proportional to 45,489.60, 62,402.40 and 44,906.40

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Solution

The fourth proportional to 45,489.60, 62,402.40 and 44,906.40 is: 61,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,489.60 : 62,402.40 = 44,906.40 : x
  2. Step 2: Convert to fraction form
    45,489.60/62,402.40 = 44,906.40/x
  3. Step 3: Cross multiply
    45,489.60x = 62,402.40 × 44,906.40
  4. Step 4: Simplify right side
    45,489.60x = 2,802,267,135.36
  5. Step 5: Solve for x
    x = 2,802,267,135.36/45,489.60
  6. Step 6: Final answer
    x = 61,602.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.