Home / 198,675.13-297,852.22-65,472.25

Finding the Fourth Proportional to 198,675.13, 297,852.22 and 65,472.25

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Solution

The fourth proportional to 198,675.13, 297,852.22 and 65,472.25 is: 98,155.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,675.13 : 297,852.22 = 65,472.25 : x
  2. Step 2: Convert to fraction form
    198,675.13/297,852.22 = 65,472.25/x
  3. Step 3: Cross multiply
    198,675.13x = 297,852.22 × 65,472.25
  4. Step 4: Simplify right side
    198,675.13x = 19,501,054,102.58
  5. Step 5: Solve for x
    x = 19,501,054,102.58/198,675.13
  6. Step 6: Final answer
    x = 98,155.49

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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.