Home / 165,053.95-227,774.68-89,602.45

Finding the Fourth Proportional to 165,053.95, 227,774.68 and 89,602.45

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Solution

The fourth proportional to 165,053.95, 227,774.68 and 89,602.45 is: 123,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,053.95 : 227,774.68 = 89,602.45 : x
  2. Step 2: Convert to fraction form
    165,053.95/227,774.68 = 89,602.45/x
  3. Step 3: Cross multiply
    165,053.95x = 227,774.68 × 89,602.45
  4. Step 4: Simplify right side
    165,053.95x = 20,409,170,367.77
  5. Step 5: Solve for x
    x = 20,409,170,367.77/165,053.95
  6. Step 6: Final answer
    x = 123,651.51

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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.