Home / 198,985.92-298,582.56-88,152

Finding the Fourth Proportional to 198,985.92, 298,582.56 and 88,152

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Solution

The fourth proportional to 198,985.92, 298,582.56 and 88,152 is: 132,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,985.92 : 298,582.56 = 88,152 : x
  2. Step 2: Convert to fraction form
    198,985.92/298,582.56 = 88,152/x
  3. Step 3: Cross multiply
    198,985.92x = 298,582.56 × 88,152
  4. Step 4: Simplify right side
    198,985.92x = 26,320,649,829.12
  5. Step 5: Solve for x
    x = 26,320,649,829.12/198,985.92
  6. Step 6: Final answer
    x = 132,273.93

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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.