Home / 104,434.20-156,651.30-51,946.20

Finding the Fourth Proportional to 104,434.20, 156,651.30 and 51,946.20

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Solution

The fourth proportional to 104,434.20, 156,651.30 and 51,946.20 is: 77,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,434.20 : 156,651.30 = 51,946.20 : x
  2. Step 2: Convert to fraction form
    104,434.20/156,651.30 = 51,946.20/x
  3. Step 3: Cross multiply
    104,434.20x = 156,651.30 × 51,946.20
  4. Step 4: Simplify right side
    104,434.20x = 8,137,439,760.06
  5. Step 5: Solve for x
    x = 8,137,439,760.06/104,434.20
  6. Step 6: Final answer
    x = 77,919.30

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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.