Home / 227,664.90-314,178.02-125,690.55

Finding the Fourth Proportional to 227,664.90, 314,178.02 and 125,690.55

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Solution

The fourth proportional to 227,664.90, 314,178.02 and 125,690.55 is: 173,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,664.90 : 314,178.02 = 125,690.55 : x
  2. Step 2: Convert to fraction form
    227,664.90/314,178.02 = 125,690.55/x
  3. Step 3: Cross multiply
    227,664.90x = 314,178.02 × 125,690.55
  4. Step 4: Simplify right side
    227,664.90x = 39,489,208,131.71
  5. Step 5: Solve for x
    x = 39,489,208,131.71/227,664.90
  6. Step 6: Final answer
    x = 173,453.22

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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.