Home / 189,450.24-284,024.46-109,397.31

Finding the Fourth Proportional to 189,450.24, 284,024.46 and 109,397.31

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Solution

The fourth proportional to 189,450.24, 284,024.46 and 109,397.31 is: 164,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,450.24 : 284,024.46 = 109,397.31 : x
  2. Step 2: Convert to fraction form
    189,450.24/284,024.46 = 109,397.31/x
  3. Step 3: Cross multiply
    189,450.24x = 284,024.46 × 109,397.31
  4. Step 4: Simplify right side
    189,450.24x = 31,071,511,898.20
  5. Step 5: Solve for x
    x = 31,071,511,898.20/189,450.24
  6. Step 6: Final answer
    x = 164,008.83

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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.