Home / 70,288.27-96,996.66-40,075.27

Finding the Fourth Proportional to 70,288.27, 96,996.66 and 40,075.27

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Solution

The fourth proportional to 70,288.27, 96,996.66 and 40,075.27 is: 55,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,288.27 : 96,996.66 = 40,075.27 : x
  2. Step 2: Convert to fraction form
    70,288.27/96,996.66 = 40,075.27/x
  3. Step 3: Cross multiply
    70,288.27x = 96,996.66 × 40,075.27
  4. Step 4: Simplify right side
    70,288.27x = 3,887,167,338.60
  5. Step 5: Solve for x
    x = 3,887,167,338.60/70,288.27
  6. Step 6: Final answer
    x = 55,303.22

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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.