Home / 134,621.80-185,777.26-73,367.91

Finding the Fourth Proportional to 134,621.80, 185,777.26 and 73,367.91

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Solution

The fourth proportional to 134,621.80, 185,777.26 and 73,367.91 is: 101,247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,621.80 : 185,777.26 = 73,367.91 : x
  2. Step 2: Convert to fraction form
    134,621.80/185,777.26 = 73,367.91/x
  3. Step 3: Cross multiply
    134,621.80x = 185,777.26 × 73,367.91
  4. Step 4: Simplify right side
    134,621.80x = 13,630,089,521.00
  5. Step 5: Solve for x
    x = 13,630,089,521.00/134,621.80
  6. Step 6: Final answer
    x = 101,247.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.