Home / 68,142.42-94,035.57-37,927.74

Finding the Fourth Proportional to 68,142.42, 94,035.57 and 37,927.74

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Solution

The fourth proportional to 68,142.42, 94,035.57 and 37,927.74 is: 52,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,142.42 : 94,035.57 = 37,927.74 : x
  2. Step 2: Convert to fraction form
    68,142.42/94,035.57 = 37,927.74/x
  3. Step 3: Cross multiply
    68,142.42x = 94,035.57 × 37,927.74
  4. Step 4: Simplify right side
    68,142.42x = 3,566,556,649.71
  5. Step 5: Solve for x
    x = 3,566,556,649.71/68,142.42
  6. Step 6: Final answer
    x = 52,339.74

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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.