Home / 130,975.25-196,298.46-56,007.20

Finding the Fourth Proportional to 130,975.25, 196,298.46 and 56,007.20

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Solution

The fourth proportional to 130,975.25, 196,298.46 and 56,007.20 is: 83,940.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,975.25 : 196,298.46 = 56,007.20 : x
  2. Step 2: Convert to fraction form
    130,975.25/196,298.46 = 56,007.20/x
  3. Step 3: Cross multiply
    130,975.25x = 196,298.46 × 56,007.20
  4. Step 4: Simplify right side
    130,975.25x = 10,994,127,599.66
  5. Step 5: Solve for x
    x = 10,994,127,599.66/130,975.25
  6. Step 6: Final answer
    x = 83,940.50

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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.