Home / 94,012.22-129,739.30-53,173.02

Finding the Fourth Proportional to 94,012.22, 129,739.30 and 53,173.02

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Solution

The fourth proportional to 94,012.22, 129,739.30 and 53,173.02 is: 73,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,012.22 : 129,739.30 = 53,173.02 : x
  2. Step 2: Convert to fraction form
    94,012.22/129,739.30 = 53,173.02/x
  3. Step 3: Cross multiply
    94,012.22x = 129,739.30 × 53,173.02
  4. Step 4: Simplify right side
    94,012.22x = 6,898,630,393.69
  5. Step 5: Solve for x
    x = 6,898,630,393.69/94,012.22
  6. Step 6: Final answer
    x = 73,380.15

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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.