Home / 198,675.36-298,054.80-58,422.24

Finding the Fourth Proportional to 198,675.36, 298,054.80 and 58,422.24

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Solution

The fourth proportional to 198,675.36, 298,054.80 and 58,422.24 is: 87,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,675.36 : 298,054.80 = 58,422.24 : x
  2. Step 2: Convert to fraction form
    198,675.36/298,054.80 = 58,422.24/x
  3. Step 3: Cross multiply
    198,675.36x = 298,054.80 × 58,422.24
  4. Step 4: Simplify right side
    198,675.36x = 17,413,029,058.75
  5. Step 5: Solve for x
    x = 17,413,029,058.75/198,675.36
  6. Step 6: Final answer
    x = 87,645.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.