Home / 43,146.12-64,675.35-32,736

Finding the Fourth Proportional to 43,146.12, 64,675.35 and 32,736

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Solution

The fourth proportional to 43,146.12, 64,675.35 and 32,736 is: 49,070.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,146.12 : 64,675.35 = 32,736 : x
  2. Step 2: Convert to fraction form
    43,146.12/64,675.35 = 32,736/x
  3. Step 3: Cross multiply
    43,146.12x = 64,675.35 × 32,736
  4. Step 4: Simplify right side
    43,146.12x = 2,117,212,257.60
  5. Step 5: Solve for x
    x = 2,117,212,257.60/43,146.12
  6. Step 6: Final answer
    x = 49,070.75

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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.