Home / 131,032.50-196,390.19-93,021.98

Finding the Fourth Proportional to 131,032.50, 196,390.19 and 93,021.98

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Solution

The fourth proportional to 131,032.50, 196,390.19 and 93,021.98 is: 139,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,032.50 : 196,390.19 = 93,021.98 : x
  2. Step 2: Convert to fraction form
    131,032.50/196,390.19 = 93,021.98/x
  3. Step 3: Cross multiply
    131,032.50x = 196,390.19 × 93,021.98
  4. Step 4: Simplify right side
    131,032.50x = 18,268,602,879.32
  5. Step 5: Solve for x
    x = 18,268,602,879.32/131,032.50
  6. Step 6: Final answer
    x = 139,420.39

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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.