Home / 131,904.37-197,811.73-43,135.93

Finding the Fourth Proportional to 131,904.37, 197,811.73 and 43,135.93

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Solution

The fourth proportional to 131,904.37, 197,811.73 and 43,135.93 is: 64,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,904.37 : 197,811.73 = 43,135.93 : x
  2. Step 2: Convert to fraction form
    131,904.37/197,811.73 = 43,135.93/x
  3. Step 3: Cross multiply
    131,904.37x = 197,811.73 × 43,135.93
  4. Step 4: Simplify right side
    131,904.37x = 8,532,792,938.46
  5. Step 5: Solve for x
    x = 8,532,792,938.46/131,904.37
  6. Step 6: Final answer
    x = 64,689.24

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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.