Home / 72,964.40-109,300.44-33,467.12

Finding the Fourth Proportional to 72,964.40, 109,300.44 and 33,467.12

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Solution

The fourth proportional to 72,964.40, 109,300.44 and 33,467.12 is: 50,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,964.40 : 109,300.44 = 33,467.12 : x
  2. Step 2: Convert to fraction form
    72,964.40/109,300.44 = 33,467.12/x
  3. Step 3: Cross multiply
    72,964.40x = 109,300.44 × 33,467.12
  4. Step 4: Simplify right side
    72,964.40x = 3,657,970,941.53
  5. Step 5: Solve for x
    x = 3,657,970,941.53/72,964.40
  6. Step 6: Final answer
    x = 50,133.64

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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.