Home / 55,896.09-77,109.49-33,219.03

Finding the Fourth Proportional to 55,896.09, 77,109.49 and 33,219.03

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Solution

The fourth proportional to 55,896.09, 77,109.49 and 33,219.03 is: 45,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,896.09 : 77,109.49 = 33,219.03 : x
  2. Step 2: Convert to fraction form
    55,896.09/77,109.49 = 33,219.03/x
  3. Step 3: Cross multiply
    55,896.09x = 77,109.49 × 33,219.03
  4. Step 4: Simplify right side
    55,896.09x = 2,561,502,461.59
  5. Step 5: Solve for x
    x = 2,561,502,461.59/55,896.09
  6. Step 6: Final answer
    x = 45,826.15

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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.