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Finding the Fourth Proportional to 73,632.80, 101,613.76 and 41,802.24

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Solution

The fourth proportional to 73,632.80, 101,613.76 and 41,802.24 is: 57,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,632.80 : 101,613.76 = 41,802.24 : x
  2. Step 2: Convert to fraction form
    73,632.80/101,613.76 = 41,802.24/x
  3. Step 3: Cross multiply
    73,632.80x = 101,613.76 × 41,802.24
  4. Step 4: Simplify right side
    73,632.80x = 4,247,682,782.82
  5. Step 5: Solve for x
    x = 4,247,682,782.82/73,632.80
  6. Step 6: Final answer
    x = 57,687.37

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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.