Home / 72,239.24-99,697.66-41,613.39

Finding the Fourth Proportional to 72,239.24, 99,697.66 and 41,613.39

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Solution

The fourth proportional to 72,239.24, 99,697.66 and 41,613.39 is: 57,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,239.24 : 99,697.66 = 41,613.39 : x
  2. Step 2: Convert to fraction form
    72,239.24/99,697.66 = 41,613.39/x
  3. Step 3: Cross multiply
    72,239.24x = 99,697.66 × 41,613.39
  4. Step 4: Simplify right side
    72,239.24x = 4,148,757,607.67
  5. Step 5: Solve for x
    x = 4,148,757,607.67/72,239.24
  6. Step 6: Final answer
    x = 57,430.80

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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.