Home / 57,701.24-79,623.81-33,172.82

Finding the Fourth Proportional to 57,701.24, 79,623.81 and 33,172.82

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Solution

The fourth proportional to 57,701.24, 79,623.81 and 33,172.82 is: 45,776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,701.24 : 79,623.81 = 33,172.82 : x
  2. Step 2: Convert to fraction form
    57,701.24/79,623.81 = 33,172.82/x
  3. Step 3: Cross multiply
    57,701.24x = 79,623.81 × 33,172.82
  4. Step 4: Simplify right side
    57,701.24x = 2,641,346,316.84
  5. Step 5: Solve for x
    x = 2,641,346,316.84/57,701.24
  6. Step 6: Final answer
    x = 45,776.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.