Home / 284,108.27-426,036.98-106,490.73

Finding the Fourth Proportional to 284,108.27, 426,036.98 and 106,490.73

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Solution

The fourth proportional to 284,108.27, 426,036.98 and 106,490.73 is: 159,689.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,108.27 : 426,036.98 = 106,490.73 : x
  2. Step 2: Convert to fraction form
    284,108.27/426,036.98 = 106,490.73/x
  3. Step 3: Cross multiply
    284,108.27x = 426,036.98 × 106,490.73
  4. Step 4: Simplify right side
    284,108.27x = 45,368,986,827.12
  5. Step 5: Solve for x
    x = 45,368,986,827.12/284,108.27
  6. Step 6: Final answer
    x = 159,689.07

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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.