Home / 119,261.90-164,584.44-65,548.28

Finding the Fourth Proportional to 119,261.90, 164,584.44 and 65,548.28

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Solution

The fourth proportional to 119,261.90, 164,584.44 and 65,548.28 is: 90,458.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,261.90 : 164,584.44 = 65,548.28 : x
  2. Step 2: Convert to fraction form
    119,261.90/164,584.44 = 65,548.28/x
  3. Step 3: Cross multiply
    119,261.90x = 164,584.44 × 65,548.28
  4. Step 4: Simplify right side
    119,261.90x = 10,788,226,956.76
  5. Step 5: Solve for x
    x = 10,788,226,956.76/119,261.90
  6. Step 6: Final answer
    x = 90,458.29

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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.