Home / 130,680.96-195,998.01-34,618.81

Finding the Fourth Proportional to 130,680.96, 195,998.01 and 34,618.81

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Solution

The fourth proportional to 130,680.96, 195,998.01 and 34,618.81 is: 51,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,680.96 : 195,998.01 = 34,618.81 : x
  2. Step 2: Convert to fraction form
    130,680.96/195,998.01 = 34,618.81/x
  3. Step 3: Cross multiply
    130,680.96x = 195,998.01 × 34,618.81
  4. Step 4: Simplify right side
    130,680.96x = 6,785,217,868.57
  5. Step 5: Solve for x
    x = 6,785,217,868.57/130,680.96
  6. Step 6: Final answer
    x = 51,922.01

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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.