Home / 146,135.95-219,212.43-40,963.12

Finding the Fourth Proportional to 146,135.95, 219,212.43 and 40,963.12

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Solution

The fourth proportional to 146,135.95, 219,212.43 and 40,963.12 is: 61,447.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,135.95 : 219,212.43 = 40,963.12 : x
  2. Step 2: Convert to fraction form
    146,135.95/219,212.43 = 40,963.12/x
  3. Step 3: Cross multiply
    146,135.95x = 219,212.43 × 40,963.12
  4. Step 4: Simplify right side
    146,135.95x = 8,979,624,373.94
  5. Step 5: Solve for x
    x = 8,979,624,373.94/146,135.95
  6. Step 6: Final answer
    x = 61,447.06

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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.