Home / 130,242.57-195,379.44-45,985.41

Finding the Fourth Proportional to 130,242.57, 195,379.44 and 45,985.41

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Solution

The fourth proportional to 130,242.57, 195,379.44 and 45,985.41 is: 68,983.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,242.57 : 195,379.44 = 45,985.41 : x
  2. Step 2: Convert to fraction form
    130,242.57/195,379.44 = 45,985.41/x
  3. Step 3: Cross multiply
    130,242.57x = 195,379.44 × 45,985.41
  4. Step 4: Simplify right side
    130,242.57x = 8,984,603,653.97
  5. Step 5: Solve for x
    x = 8,984,603,653.97/130,242.57
  6. Step 6: Final answer
    x = 68,983.62

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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.