Home / 141,328.40-211,664.55-96,713.60

Finding the Fourth Proportional to 141,328.40, 211,664.55 and 96,713.60

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Solution

The fourth proportional to 141,328.40, 211,664.55 and 96,713.60 is: 144,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,328.40 : 211,664.55 = 96,713.60 : x
  2. Step 2: Convert to fraction form
    141,328.40/211,664.55 = 96,713.60/x
  3. Step 3: Cross multiply
    141,328.40x = 211,664.55 × 96,713.60
  4. Step 4: Simplify right side
    141,328.40x = 20,470,840,622.88
  5. Step 5: Solve for x
    x = 20,470,840,622.88/141,328.40
  6. Step 6: Final answer
    x = 144,845.91

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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.