Home / 164,663.12-227,233.68-89,211.44

Finding the Fourth Proportional to 164,663.12, 227,233.68 and 89,211.44

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Solution

The fourth proportional to 164,663.12, 227,233.68 and 89,211.44 is: 123,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,663.12 : 227,233.68 = 89,211.44 : x
  2. Step 2: Convert to fraction form
    164,663.12/227,233.68 = 89,211.44/x
  3. Step 3: Cross multiply
    164,663.12x = 227,233.68 × 89,211.44
  4. Step 4: Simplify right side
    164,663.12x = 20,271,843,809.30
  5. Step 5: Solve for x
    x = 20,271,843,809.30/164,663.12
  6. Step 6: Final answer
    x = 123,111.01

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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.