Home / 42,743.07-64,057.29-33,266.84

Finding the Fourth Proportional to 42,743.07, 64,057.29 and 33,266.84

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Solution

The fourth proportional to 42,743.07, 64,057.29 and 33,266.84 is: 49,855.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,743.07 : 64,057.29 = 33,266.84 : x
  2. Step 2: Convert to fraction form
    42,743.07/64,057.29 = 33,266.84/x
  3. Step 3: Cross multiply
    42,743.07x = 64,057.29 × 33,266.84
  4. Step 4: Simplify right side
    42,743.07x = 2,130,983,380.14
  5. Step 5: Solve for x
    x = 2,130,983,380.14/42,743.07
  6. Step 6: Final answer
    x = 49,855.64

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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.