Home / 130,639.94-195,960.23-35,871.46

Finding the Fourth Proportional to 130,639.94, 195,960.23 and 35,871.46

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Solution

The fourth proportional to 130,639.94, 195,960.23 and 35,871.46 is: 53,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,639.94 : 195,960.23 = 35,871.46 : x
  2. Step 2: Convert to fraction form
    130,639.94/195,960.23 = 35,871.46/x
  3. Step 3: Cross multiply
    130,639.94x = 195,960.23 × 35,871.46
  4. Step 4: Simplify right side
    130,639.94x = 7,029,379,017.30
  5. Step 5: Solve for x
    x = 7,029,379,017.30/130,639.94
  6. Step 6: Final answer
    x = 53,807.27

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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.