Home / 75,738.47-104,519.77-41,748.26

Finding the Fourth Proportional to 75,738.47, 104,519.77 and 41,748.26

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Solution

The fourth proportional to 75,738.47, 104,519.77 and 41,748.26 is: 57,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,738.47 : 104,519.77 = 41,748.26 : x
  2. Step 2: Convert to fraction form
    75,738.47/104,519.77 = 41,748.26/x
  3. Step 3: Cross multiply
    75,738.47x = 104,519.77 × 41,748.26
  4. Step 4: Simplify right side
    75,738.47x = 4,363,518,010.50
  5. Step 5: Solve for x
    x = 4,363,518,010.50/75,738.47
  6. Step 6: Final answer
    x = 57,612.97

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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.