Home / 164,895.84-227,769.80-121,962.60

Finding the Fourth Proportional to 164,895.84, 227,769.80 and 121,962.60

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Solution

The fourth proportional to 164,895.84, 227,769.80 and 121,962.60 is: 168,466.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,895.84 : 227,769.80 = 121,962.60 : x
  2. Step 2: Convert to fraction form
    164,895.84/227,769.80 = 121,962.60/x
  3. Step 3: Cross multiply
    164,895.84x = 227,769.80 × 121,962.60
  4. Step 4: Simplify right side
    164,895.84x = 27,779,397,009.48
  5. Step 5: Solve for x
    x = 27,779,397,009.48/164,895.84
  6. Step 6: Final answer
    x = 168,466.33

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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.