Home / 54,133.02-80,782.20-47,573.34

Finding the Fourth Proportional to 54,133.02, 80,782.20 and 47,573.34

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Solution

The fourth proportional to 54,133.02, 80,782.20 and 47,573.34 is: 70,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,133.02 : 80,782.20 = 47,573.34 : x
  2. Step 2: Convert to fraction form
    54,133.02/80,782.20 = 47,573.34/x
  3. Step 3: Cross multiply
    54,133.02x = 80,782.20 × 47,573.34
  4. Step 4: Simplify right side
    54,133.02x = 3,843,079,066.55
  5. Step 5: Solve for x
    x = 3,843,079,066.55/54,133.02
  6. Step 6: Final answer
    x = 70,993.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.