Home / 75,613.69-113,420.54-26,365.69

Finding the Fourth Proportional to 75,613.69, 113,420.54 and 26,365.69

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Solution

The fourth proportional to 75,613.69, 113,420.54 and 26,365.69 is: 39,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,613.69 : 113,420.54 = 26,365.69 : x
  2. Step 2: Convert to fraction form
    75,613.69/113,420.54 = 26,365.69/x
  3. Step 3: Cross multiply
    75,613.69x = 113,420.54 × 26,365.69
  4. Step 4: Simplify right side
    75,613.69x = 2,990,410,381.89
  5. Step 5: Solve for x
    x = 2,990,410,381.89/75,613.69
  6. Step 6: Final answer
    x = 39,548.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.