Home / 291,572.23-402,367.93-164,288.83

Finding the Fourth Proportional to 291,572.23, 402,367.93 and 164,288.83

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Solution

The fourth proportional to 291,572.23, 402,367.93 and 164,288.83 is: 226,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,572.23 : 402,367.93 = 164,288.83 : x
  2. Step 2: Convert to fraction form
    291,572.23/402,367.93 = 164,288.83/x
  3. Step 3: Cross multiply
    291,572.23x = 402,367.93 × 164,288.83
  4. Step 4: Simplify right side
    291,572.23x = 66,104,556,449.22
  5. Step 5: Solve for x
    x = 66,104,556,449.22/291,572.23
  6. Step 6: Final answer
    x = 226,717.60

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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.