Home / 130,657.11-195,938.63-45,244.83

Finding the Fourth Proportional to 130,657.11, 195,938.63 and 45,244.83

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Solution

The fourth proportional to 130,657.11, 195,938.63 and 45,244.83 is: 67,850.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,657.11 : 195,938.63 = 45,244.83 : x
  2. Step 2: Convert to fraction form
    130,657.11/195,938.63 = 45,244.83/x
  3. Step 3: Cross multiply
    130,657.11x = 195,938.63 × 45,244.83
  4. Step 4: Simplify right side
    130,657.11x = 8,865,210,004.78
  5. Step 5: Solve for x
    x = 8,865,210,004.78/130,657.11
  6. Step 6: Final answer
    x = 67,850.96

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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.