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Finding the Fourth Proportional to 53,080.68, 73,263.12 and 41,572.68

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Solution

The fourth proportional to 53,080.68, 73,263.12 and 41,572.68 is: 57,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,080.68 : 73,263.12 = 41,572.68 : x
  2. Step 2: Convert to fraction form
    53,080.68/73,263.12 = 41,572.68/x
  3. Step 3: Cross multiply
    53,080.68x = 73,263.12 × 41,572.68
  4. Step 4: Simplify right side
    53,080.68x = 3,045,744,243.56
  5. Step 5: Solve for x
    x = 3,045,744,243.56/53,080.68
  6. Step 6: Final answer
    x = 57,379.53

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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.