Home / 130,611.12-195,916.89-35,842.60

Finding the Fourth Proportional to 130,611.12, 195,916.89 and 35,842.60

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Solution

The fourth proportional to 130,611.12, 195,916.89 and 35,842.60 is: 53,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,611.12 : 195,916.89 = 35,842.60 : x
  2. Step 2: Convert to fraction form
    130,611.12/195,916.89 = 35,842.60/x
  3. Step 3: Cross multiply
    130,611.12x = 195,916.89 × 35,842.60
  4. Step 4: Simplify right side
    130,611.12x = 7,022,170,721.51
  5. Step 5: Solve for x
    x = 7,022,170,721.51/130,611.12
  6. Step 6: Final answer
    x = 53,763.96

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1.5x scale

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.