Home / 189,576.12-284,452.09-82,946.01

Finding the Fourth Proportional to 189,576.12, 284,452.09 and 82,946.01

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Solution

The fourth proportional to 189,576.12, 284,452.09 and 82,946.01 is: 124,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,576.12 : 284,452.09 = 82,946.01 : x
  2. Step 2: Convert to fraction form
    189,576.12/284,452.09 = 82,946.01/x
  3. Step 3: Cross multiply
    189,576.12x = 284,452.09 × 82,946.01
  4. Step 4: Simplify right side
    189,576.12x = 23,594,166,760.99
  5. Step 5: Solve for x
    x = 23,594,166,760.99/189,576.12
  6. Step 6: Final answer
    x = 124,457.48

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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.