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Finding the Fourth Proportional to 164,645.68, 227,281.80 and 118,741.36

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Solution

The fourth proportional to 164,645.68, 227,281.80 and 118,741.36 is: 163,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,645.68 : 227,281.80 = 118,741.36 : x
  2. Step 2: Convert to fraction form
    164,645.68/227,281.80 = 118,741.36/x
  3. Step 3: Cross multiply
    164,645.68x = 227,281.80 × 118,741.36
  4. Step 4: Simplify right side
    164,645.68x = 26,987,750,035.25
  5. Step 5: Solve for x
    x = 26,987,750,035.25/164,645.68
  6. Step 6: Final answer
    x = 163,914.11

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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.