Home / 141,054.48-211,571.46-66,191.58

Finding the Fourth Proportional to 141,054.48, 211,571.46 and 66,191.58

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Solution

The fourth proportional to 141,054.48, 211,571.46 and 66,191.58 is: 99,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,054.48 : 211,571.46 = 66,191.58 : x
  2. Step 2: Convert to fraction form
    141,054.48/211,571.46 = 66,191.58/x
  3. Step 3: Cross multiply
    141,054.48x = 211,571.46 × 66,191.58
  4. Step 4: Simplify right side
    141,054.48x = 14,004,249,220.31
  5. Step 5: Solve for x
    x = 14,004,249,220.31/141,054.48
  6. Step 6: Final answer
    x = 99,282.56

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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.