Home / 130,678.46-195,994.26-34,616.30

Finding the Fourth Proportional to 130,678.46, 195,994.26 and 34,616.30

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Solution

The fourth proportional to 130,678.46, 195,994.26 and 34,616.30 is: 51,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,678.46 : 195,994.26 = 34,616.30 : x
  2. Step 2: Convert to fraction form
    130,678.46/195,994.26 = 34,616.30/x
  3. Step 3: Cross multiply
    130,678.46x = 195,994.26 × 34,616.30
  4. Step 4: Simplify right side
    130,678.46x = 6,784,596,592.42
  5. Step 5: Solve for x
    x = 6,784,596,592.42/130,678.46
  6. Step 6: Final answer
    x = 51,918.25

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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.