Home / 202,291.12-303,342.78-118,075.60

Finding the Fourth Proportional to 202,291.12, 303,342.78 and 118,075.60

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Solution

The fourth proportional to 202,291.12, 303,342.78 and 118,075.60 is: 177,058.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,291.12 : 303,342.78 = 118,075.60 : x
  2. Step 2: Convert to fraction form
    202,291.12/303,342.78 = 118,075.60/x
  3. Step 3: Cross multiply
    202,291.12x = 303,342.78 × 118,075.60
  4. Step 4: Simplify right side
    202,291.12x = 35,817,380,754.17
  5. Step 5: Solve for x
    x = 35,817,380,754.17/202,291.12
  6. Step 6: Final answer
    x = 177,058.59

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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.