Home / 55,073.52-76,004.46-31,204.85

Finding the Fourth Proportional to 55,073.52, 76,004.46 and 31,204.85

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Solution

The fourth proportional to 55,073.52, 76,004.46 and 31,204.85 is: 43,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,073.52 : 76,004.46 = 31,204.85 : x
  2. Step 2: Convert to fraction form
    55,073.52/76,004.46 = 31,204.85/x
  3. Step 3: Cross multiply
    55,073.52x = 76,004.46 × 31,204.85
  4. Step 4: Simplify right side
    55,073.52x = 2,371,707,393.61
  5. Step 5: Solve for x
    x = 2,371,707,393.61/55,073.52
  6. Step 6: Final answer
    x = 43,064.39

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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.