Home / 199,591.04-275,428.74-118,977

Finding the Fourth Proportional to 199,591.04, 275,428.74 and 118,977

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Solution

The fourth proportional to 199,591.04, 275,428.74 and 118,977 is: 164,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,591.04 : 275,428.74 = 118,977 : x
  2. Step 2: Convert to fraction form
    199,591.04/275,428.74 = 118,977/x
  3. Step 3: Cross multiply
    199,591.04x = 275,428.74 × 118,977
  4. Step 4: Simplify right side
    199,591.04x = 32,769,685,198.98
  5. Step 5: Solve for x
    x = 32,769,685,198.98/199,591.04
  6. Step 6: Final answer
    x = 164,184.15

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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.