Home / 146,019.34-218,995.98-67,057.66

Finding the Fourth Proportional to 146,019.34, 218,995.98 and 67,057.66

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Solution

The fourth proportional to 146,019.34, 218,995.98 and 67,057.66 is: 100,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,019.34 : 218,995.98 = 67,057.66 : x
  2. Step 2: Convert to fraction form
    146,019.34/218,995.98 = 67,057.66/x
  3. Step 3: Cross multiply
    146,019.34x = 218,995.98 × 67,057.66
  4. Step 4: Simplify right side
    146,019.34x = 14,685,357,968.21
  5. Step 5: Solve for x
    x = 14,685,357,968.21/146,019.34
  6. Step 6: Final answer
    x = 100,571.32

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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.