Home / 193,538.72-290,246.64-62,180

Finding the Fourth Proportional to 193,538.72, 290,246.64 and 62,180

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Solution

The fourth proportional to 193,538.72, 290,246.64 and 62,180 is: 93,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,538.72 : 290,246.64 = 62,180 : x
  2. Step 2: Convert to fraction form
    193,538.72/290,246.64 = 62,180/x
  3. Step 3: Cross multiply
    193,538.72x = 290,246.64 × 62,180
  4. Step 4: Simplify right side
    193,538.72x = 18,047,536,075.20
  5. Step 5: Solve for x
    x = 18,047,536,075.20/193,538.72
  6. Step 6: Final answer
    x = 93,250.26

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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.