Home / 146,254.80-219,317.40-67,393.20

Finding the Fourth Proportional to 146,254.80, 219,317.40 and 67,393.20

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Solution

The fourth proportional to 146,254.80, 219,317.40 and 67,393.20 is: 101,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,254.80 : 219,317.40 = 67,393.20 : x
  2. Step 2: Convert to fraction form
    146,254.80/219,317.40 = 67,393.20/x
  3. Step 3: Cross multiply
    146,254.80x = 219,317.40 × 67,393.20
  4. Step 4: Simplify right side
    146,254.80x = 14,780,501,401.68
  5. Step 5: Solve for x
    x = 14,780,501,401.68/146,254.80
  6. Step 6: Final answer
    x = 101,059.94

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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.