Home / 55,949.22-77,219.30-35,805.13

Finding the Fourth Proportional to 55,949.22, 77,219.30 and 35,805.13

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Solution

The fourth proportional to 55,949.22, 77,219.30 and 35,805.13 is: 49,417.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,949.22 : 77,219.30 = 35,805.13 : x
  2. Step 2: Convert to fraction form
    55,949.22/77,219.30 = 35,805.13/x
  3. Step 3: Cross multiply
    55,949.22x = 77,219.30 × 35,805.13
  4. Step 4: Simplify right side
    55,949.22x = 2,764,846,971.47
  5. Step 5: Solve for x
    x = 2,764,846,971.47/55,949.22
  6. Step 6: Final answer
    x = 49,417.08

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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.