Home / 165,748.68-248,409.18-60,442.20

Finding the Fourth Proportional to 165,748.68, 248,409.18 and 60,442.20

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Solution

The fourth proportional to 165,748.68, 248,409.18 and 60,442.20 is: 90,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,748.68 : 248,409.18 = 60,442.20 : x
  2. Step 2: Convert to fraction form
    165,748.68/248,409.18 = 60,442.20/x
  3. Step 3: Cross multiply
    165,748.68x = 248,409.18 × 60,442.20
  4. Step 4: Simplify right side
    165,748.68x = 15,014,397,339.40
  5. Step 5: Solve for x
    x = 15,014,397,339.40/165,748.68
  6. Step 6: Final answer
    x = 90,585.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.