Home / 130,022.01-195,089.36-45,842.30

Finding the Fourth Proportional to 130,022.01, 195,089.36 and 45,842.30

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Solution

The fourth proportional to 130,022.01, 195,089.36 and 45,842.30 is: 68,783.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,022.01 : 195,089.36 = 45,842.30 : x
  2. Step 2: Convert to fraction form
    130,022.01/195,089.36 = 45,842.30/x
  3. Step 3: Cross multiply
    130,022.01x = 195,089.36 × 45,842.30
  4. Step 4: Simplify right side
    130,022.01x = 8,943,345,850.10
  5. Step 5: Solve for x
    x = 8,943,345,850.10/130,022.01
  6. Step 6: Final answer
    x = 68,783.32

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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.