Home / 131,347.20-197,166.60-101,895.60

Finding the Fourth Proportional to 131,347.20, 197,166.60 and 101,895.60

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Solution

The fourth proportional to 131,347.20, 197,166.60 and 101,895.60 is: 152,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,347.20 : 197,166.60 = 101,895.60 : x
  2. Step 2: Convert to fraction form
    131,347.20/197,166.60 = 101,895.60/x
  3. Step 3: Cross multiply
    131,347.20x = 197,166.60 × 101,895.60
  4. Step 4: Simplify right side
    131,347.20x = 20,090,409,006.96
  5. Step 5: Solve for x
    x = 20,090,409,006.96/131,347.20
  6. Step 6: Final answer
    x = 152,956.51

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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.