Home / 130,172.10-195,039.45-63,468.60

Finding the Fourth Proportional to 130,172.10, 195,039.45 and 63,468.60

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Solution

The fourth proportional to 130,172.10, 195,039.45 and 63,468.60 is: 95,096.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,172.10 : 195,039.45 = 63,468.60 : x
  2. Step 2: Convert to fraction form
    130,172.10/195,039.45 = 63,468.60/x
  3. Step 3: Cross multiply
    130,172.10x = 195,039.45 × 63,468.60
  4. Step 4: Simplify right side
    130,172.10x = 12,378,880,836.27
  5. Step 5: Solve for x
    x = 12,378,880,836.27/130,172.10
  6. Step 6: Final answer
    x = 95,096.27

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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.