Home / 212,675.12-293,491.44-117,181.80

Finding the Fourth Proportional to 212,675.12, 293,491.44 and 117,181.80

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Solution

The fourth proportional to 212,675.12, 293,491.44 and 117,181.80 is: 161,710.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,675.12 : 293,491.44 = 117,181.80 : x
  2. Step 2: Convert to fraction form
    212,675.12/293,491.44 = 117,181.80/x
  3. Step 3: Cross multiply
    212,675.12x = 293,491.44 × 117,181.80
  4. Step 4: Simplify right side
    212,675.12x = 34,391,855,223.79
  5. Step 5: Solve for x
    x = 34,391,855,223.79/212,675.12
  6. Step 6: Final answer
    x = 161,710.76

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1.5x scale

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.