Home / 165,325.60-248,506.80-162,215.20

Finding the Fourth Proportional to 165,325.60, 248,506.80 and 162,215.20

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Solution

The fourth proportional to 165,325.60, 248,506.80 and 162,215.20 is: 243,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,325.60 : 248,506.80 = 162,215.20 : x
  2. Step 2: Convert to fraction form
    165,325.60/248,506.80 = 162,215.20/x
  3. Step 3: Cross multiply
    165,325.60x = 248,506.80 × 162,215.20
  4. Step 4: Simplify right side
    165,325.60x = 40,311,580,263.36
  5. Step 5: Solve for x
    x = 40,311,580,263.36/165,325.60
  6. Step 6: Final answer
    x = 243,831.45

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1.5x scale

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.