Home / 141,033.60-211,495.52-70,864

Finding the Fourth Proportional to 141,033.60, 211,495.52 and 70,864

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Solution

The fourth proportional to 141,033.60, 211,495.52 and 70,864 is: 106,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,033.60 : 211,495.52 = 70,864 : x
  2. Step 2: Convert to fraction form
    141,033.60/211,495.52 = 70,864/x
  3. Step 3: Cross multiply
    141,033.60x = 211,495.52 × 70,864
  4. Step 4: Simplify right side
    141,033.60x = 14,987,418,529.28
  5. Step 5: Solve for x
    x = 14,987,418,529.28/141,033.60
  6. Step 6: Final answer
    x = 106,268.42

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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.