Home / 121,303.29-181,982.61-37,075.43

Finding the Fourth Proportional to 121,303.29, 181,982.61 and 37,075.43

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Solution

The fourth proportional to 121,303.29, 181,982.61 and 37,075.43 is: 55,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,303.29 : 181,982.61 = 37,075.43 : x
  2. Step 2: Convert to fraction form
    121,303.29/181,982.61 = 37,075.43/x
  3. Step 3: Cross multiply
    121,303.29x = 181,982.61 × 37,075.43
  4. Step 4: Simplify right side
    121,303.29x = 6,747,082,608.36
  5. Step 5: Solve for x
    x = 6,747,082,608.36/121,303.29
  6. Step 6: Final answer
    x = 55,621.60

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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.