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Finding the Fourth Proportional to 53,063, 73,222.14 and 29,190.68

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Solution

The fourth proportional to 53,063, 73,222.14 and 29,190.68 is: 40,280.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,063 : 73,222.14 = 29,190.68 : x
  2. Step 2: Convert to fraction form
    53,063/73,222.14 = 29,190.68/x
  3. Step 3: Cross multiply
    53,063x = 73,222.14 × 29,190.68
  4. Step 4: Simplify right side
    53,063x = 2,137,404,057.66
  5. Step 5: Solve for x
    x = 2,137,404,057.66/53,063
  6. Step 6: Final answer
    x = 40,280.50

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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.