Home / 43,281.75-64,751.80-32,782.02

Finding the Fourth Proportional to 43,281.75, 64,751.80 and 32,782.02

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Solution

The fourth proportional to 43,281.75, 64,751.80 and 32,782.02 is: 49,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,281.75 : 64,751.80 = 32,782.02 : x
  2. Step 2: Convert to fraction form
    43,281.75/64,751.80 = 32,782.02/x
  3. Step 3: Cross multiply
    43,281.75x = 64,751.80 × 32,782.02
  4. Step 4: Simplify right side
    43,281.75x = 2,122,694,802.64
  5. Step 5: Solve for x
    x = 2,122,694,802.64/43,281.75
  6. Step 6: Final answer
    x = 49,043.65

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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.