Home / 63,145.90-94,828.20-33,621.40

Finding the Fourth Proportional to 63,145.90, 94,828.20 and 33,621.40

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Solution

The fourth proportional to 63,145.90, 94,828.20 and 33,621.40 is: 50,490.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145.90 : 94,828.20 = 33,621.40 : x
  2. Step 2: Convert to fraction form
    63,145.90/94,828.20 = 33,621.40/x
  3. Step 3: Cross multiply
    63,145.90x = 94,828.20 × 33,621.40
  4. Step 4: Simplify right side
    63,145.90x = 3,188,256,843.48
  5. Step 5: Solve for x
    x = 3,188,256,843.48/63,145.90
  6. Step 6: Final answer
    x = 50,490.32

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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.