Home / 121,075.32-181,496.34-37,949.88

Finding the Fourth Proportional to 121,075.32, 181,496.34 and 37,949.88

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Solution

The fourth proportional to 121,075.32, 181,496.34 and 37,949.88 is: 56,888.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,075.32 : 181,496.34 = 37,949.88 : x
  2. Step 2: Convert to fraction form
    121,075.32/181,496.34 = 37,949.88/x
  3. Step 3: Cross multiply
    121,075.32x = 181,496.34 × 37,949.88
  4. Step 4: Simplify right side
    121,075.32x = 6,887,764,323.44
  5. Step 5: Solve for x
    x = 6,887,764,323.44/121,075.32
  6. Step 6: Final answer
    x = 56,888.26

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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.