Home / 130,669.10-196,102.29-95,699.42

Finding the Fourth Proportional to 130,669.10, 196,102.29 and 95,699.42

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Solution

The fourth proportional to 130,669.10, 196,102.29 and 95,699.42 is: 143,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,669.10 : 196,102.29 = 95,699.42 : x
  2. Step 2: Convert to fraction form
    130,669.10/196,102.29 = 95,699.42/x
  3. Step 3: Cross multiply
    130,669.10x = 196,102.29 × 95,699.42
  4. Step 4: Simplify right side
    130,669.10x = 18,766,875,413.67
  5. Step 5: Solve for x
    x = 18,766,875,413.67/130,669.10
  6. Step 6: Final answer
    x = 143,621.37

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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.