Home / 130,681.46-195,998.76-34,619.31

Finding the Fourth Proportional to 130,681.46, 195,998.76 and 34,619.31

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Solution

The fourth proportional to 130,681.46, 195,998.76 and 34,619.31 is: 51,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,681.46 : 195,998.76 = 34,619.31 : x
  2. Step 2: Convert to fraction form
    130,681.46/195,998.76 = 34,619.31/x
  3. Step 3: Cross multiply
    130,681.46x = 195,998.76 × 34,619.31
  4. Step 4: Simplify right side
    130,681.46x = 6,785,341,832.06
  5. Step 5: Solve for x
    x = 6,785,341,832.06/130,681.46
  6. Step 6: Final answer
    x = 51,922.76

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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.