Home / 55,899.90-77,133.24-33,238.44

Finding the Fourth Proportional to 55,899.90, 77,133.24 and 33,238.44

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Solution

The fourth proportional to 55,899.90, 77,133.24 and 33,238.44 is: 45,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,899.90 : 77,133.24 = 33,238.44 : x
  2. Step 2: Convert to fraction form
    55,899.90/77,133.24 = 33,238.44/x
  3. Step 3: Cross multiply
    55,899.90x = 77,133.24 × 33,238.44
  4. Step 4: Simplify right side
    55,899.90x = 2,563,788,569.75
  5. Step 5: Solve for x
    x = 2,563,788,569.75/55,899.90
  6. Step 6: Final answer
    x = 45,863.92

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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.