Home / 130,556.39-195,834.69-35,787.60

Finding the Fourth Proportional to 130,556.39, 195,834.69 and 35,787.60

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Solution

The fourth proportional to 130,556.39, 195,834.69 and 35,787.60 is: 53,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,556.39 : 195,834.69 = 35,787.60 : x
  2. Step 2: Convert to fraction form
    130,556.39/195,834.69 = 35,787.60/x
  3. Step 3: Cross multiply
    130,556.39x = 195,834.69 × 35,787.60
  4. Step 4: Simplify right side
    130,556.39x = 7,008,453,551.84
  5. Step 5: Solve for x
    x = 7,008,453,551.84/130,556.39
  6. Step 6: Final answer
    x = 53,681.43

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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.