Home / 59,279.45-81,805.55-35,420.09

Finding the Fourth Proportional to 59,279.45, 81,805.55 and 35,420.09

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Solution

The fourth proportional to 59,279.45, 81,805.55 and 35,420.09 is: 48,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,279.45 : 81,805.55 = 35,420.09 : x
  2. Step 2: Convert to fraction form
    59,279.45/81,805.55 = 35,420.09/x
  3. Step 3: Cross multiply
    59,279.45x = 81,805.55 × 35,420.09
  4. Step 4: Simplify right side
    59,279.45x = 2,897,559,357.37
  5. Step 5: Solve for x
    x = 2,897,559,357.37/59,279.45
  6. Step 6: Final answer
    x = 48,879.66

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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.