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Finding the Fourth Proportional to 227,633.84, 314,118.59 and 125,642.94

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Solution

The fourth proportional to 227,633.84, 314,118.59 and 125,642.94 is: 173,378.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,633.84 : 314,118.59 = 125,642.94 : x
  2. Step 2: Convert to fraction form
    227,633.84/314,118.59 = 125,642.94/x
  3. Step 3: Cross multiply
    227,633.84x = 314,118.59 × 125,642.94
  4. Step 4: Simplify right side
    227,633.84x = 39,466,783,156.25
  5. Step 5: Solve for x
    x = 39,466,783,156.25/227,633.84
  6. Step 6: Final answer
    x = 173,378.37

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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.