Home / 284,339.80-426,246.02-106,964.36

Finding the Fourth Proportional to 284,339.80, 426,246.02 and 106,964.36

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Solution

The fourth proportional to 284,339.80, 426,246.02 and 106,964.36 is: 160,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,339.80 : 426,246.02 = 106,964.36 : x
  2. Step 2: Convert to fraction form
    284,339.80/426,246.02 = 106,964.36/x
  3. Step 3: Cross multiply
    284,339.80x = 426,246.02 × 106,964.36
  4. Step 4: Simplify right side
    284,339.80x = 45,593,132,731.85
  5. Step 5: Solve for x
    x = 45,593,132,731.85/284,339.80
  6. Step 6: Final answer
    x = 160,347.35

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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.