Home / 164,428.48-226,912.08-92,811.52

Finding the Fourth Proportional to 164,428.48, 226,912.08 and 92,811.52

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Solution

The fourth proportional to 164,428.48, 226,912.08 and 92,811.52 is: 128,080.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,428.48 : 226,912.08 = 92,811.52 : x
  2. Step 2: Convert to fraction form
    164,428.48/226,912.08 = 92,811.52/x
  3. Step 3: Cross multiply
    164,428.48x = 226,912.08 × 92,811.52
  4. Step 4: Simplify right side
    164,428.48x = 21,060,055,051.16
  5. Step 5: Solve for x
    x = 21,060,055,051.16/164,428.48
  6. Step 6: Final answer
    x = 128,080.34

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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.