Home / 227,594.48-314,136.60-138,245.36

Finding the Fourth Proportional to 227,594.48, 314,136.60 and 138,245.36

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Solution

The fourth proportional to 227,594.48, 314,136.60 and 138,245.36 is: 190,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,594.48 : 314,136.60 = 138,245.36 : x
  2. Step 2: Convert to fraction form
    227,594.48/314,136.60 = 138,245.36/x
  3. Step 3: Cross multiply
    227,594.48x = 314,136.60 × 138,245.36
  4. Step 4: Simplify right side
    227,594.48x = 43,427,927,356.18
  5. Step 5: Solve for x
    x = 43,427,927,356.18/227,594.48
  6. Step 6: Final answer
    x = 190,812.74

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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.