Home / 165,600.60-248,465.70-60,430.20

Finding the Fourth Proportional to 165,600.60, 248,465.70 and 60,430.20

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Solution

The fourth proportional to 165,600.60, 248,465.70 and 60,430.20 is: 90,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,600.60 : 248,465.70 = 60,430.20 : x
  2. Step 2: Convert to fraction form
    165,600.60/248,465.70 = 60,430.20/x
  3. Step 3: Cross multiply
    165,600.60x = 248,465.70 × 60,430.20
  4. Step 4: Simplify right side
    165,600.60x = 15,014,831,944.14
  5. Step 5: Solve for x
    x = 15,014,831,944.14/165,600.60
  6. Step 6: Final answer
    x = 90,668.95

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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.