Home / 284,109.27-426,038.48-106,491.73

Finding the Fourth Proportional to 284,109.27, 426,038.48 and 106,491.73

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Solution

The fourth proportional to 284,109.27, 426,038.48 and 106,491.73 is: 159,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,109.27 : 426,038.48 = 106,491.73 : x
  2. Step 2: Convert to fraction form
    284,109.27/426,038.48 = 106,491.73/x
  3. Step 3: Cross multiply
    284,109.27x = 426,038.48 × 106,491.73
  4. Step 4: Simplify right side
    284,109.27x = 45,369,574,781.77
  5. Step 5: Solve for x
    x = 45,369,574,781.77/284,109.27
  6. Step 6: Final answer
    x = 159,690.58

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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.