Home / 212,330.90-293,137.50-140,807.48

Finding the Fourth Proportional to 212,330.90, 293,137.50 and 140,807.48

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Solution

The fourth proportional to 212,330.90, 293,137.50 and 140,807.48 is: 194,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,330.90 : 293,137.50 = 140,807.48 : x
  2. Step 2: Convert to fraction form
    212,330.90/293,137.50 = 140,807.48/x
  3. Step 3: Cross multiply
    212,330.90x = 293,137.50 × 140,807.48
  4. Step 4: Simplify right side
    212,330.90x = 41,275,952,668.50
  5. Step 5: Solve for x
    x = 41,275,952,668.50/212,330.90
  6. Step 6: Final answer
    x = 194,394.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.