Home / 84,058.54-115,999.28-45,818.44

Finding the Fourth Proportional to 84,058.54, 115,999.28 and 45,818.44

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Solution

The fourth proportional to 84,058.54, 115,999.28 and 45,818.44 is: 63,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,058.54 : 115,999.28 = 45,818.44 : x
  2. Step 2: Convert to fraction form
    84,058.54/115,999.28 = 45,818.44/x
  3. Step 3: Cross multiply
    84,058.54x = 115,999.28 × 45,818.44
  4. Step 4: Simplify right side
    84,058.54x = 5,314,906,050.72
  5. Step 5: Solve for x
    x = 5,314,906,050.72/84,058.54
  6. Step 6: Final answer
    x = 63,228.63

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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.