Home / 189,042.98-260,885.21-108,485.24

Finding the Fourth Proportional to 189,042.98, 260,885.21 and 108,485.24

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Solution

The fourth proportional to 189,042.98, 260,885.21 and 108,485.24 is: 149,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,042.98 : 260,885.21 = 108,485.24 : x
  2. Step 2: Convert to fraction form
    189,042.98/260,885.21 = 108,485.24/x
  3. Step 3: Cross multiply
    189,042.98x = 260,885.21 × 108,485.24
  4. Step 4: Simplify right side
    189,042.98x = 28,302,194,239.93
  5. Step 5: Solve for x
    x = 28,302,194,239.93/189,042.98
  6. Step 6: Final answer
    x = 149,713.01

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1.5x scale

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.