Home / 54,890.17-75,746.50-31,016.33

Finding the Fourth Proportional to 54,890.17, 75,746.50 and 31,016.33

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Solution

The fourth proportional to 54,890.17, 75,746.50 and 31,016.33 is: 42,801.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,890.17 : 75,746.50 = 31,016.33 : x
  2. Step 2: Convert to fraction form
    54,890.17/75,746.50 = 31,016.33/x
  3. Step 3: Cross multiply
    54,890.17x = 75,746.50 × 31,016.33
  4. Step 4: Simplify right side
    54,890.17x = 2,349,378,440.35
  5. Step 5: Solve for x
    x = 2,349,378,440.35/54,890.17
  6. Step 6: Final answer
    x = 42,801.44

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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.