Home / 55,103.18-76,044.75-33,889.46

Finding the Fourth Proportional to 55,103.18, 76,044.75 and 33,889.46

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Solution

The fourth proportional to 55,103.18, 76,044.75 and 33,889.46 is: 46,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103.18 : 76,044.75 = 33,889.46 : x
  2. Step 2: Convert to fraction form
    55,103.18/76,044.75 = 33,889.46/x
  3. Step 3: Cross multiply
    55,103.18x = 76,044.75 × 33,889.46
  4. Step 4: Simplify right side
    55,103.18x = 2,577,115,513.34
  5. Step 5: Solve for x
    x = 2,577,115,513.34/55,103.18
  6. Step 6: Final answer
    x = 46,768.91

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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.