Home / 166,641.12-230,072.04-148,705.28

Finding the Fourth Proportional to 166,641.12, 230,072.04 and 148,705.28

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Solution

The fourth proportional to 166,641.12, 230,072.04 and 148,705.28 is: 205,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,641.12 : 230,072.04 = 148,705.28 : x
  2. Step 2: Convert to fraction form
    166,641.12/230,072.04 = 148,705.28/x
  3. Step 3: Cross multiply
    166,641.12x = 230,072.04 × 148,705.28
  4. Step 4: Simplify right side
    166,641.12x = 34,212,927,128.37
  5. Step 5: Solve for x
    x = 34,212,927,128.37/166,641.12
  6. Step 6: Final answer
    x = 205,309.03

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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.