Home / 163,941.60-245,912.40-162,904.80

Finding the Fourth Proportional to 163,941.60, 245,912.40 and 162,904.80

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Solution

The fourth proportional to 163,941.60, 245,912.40 and 162,904.80 is: 244,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,941.60 : 245,912.40 = 162,904.80 : x
  2. Step 2: Convert to fraction form
    163,941.60/245,912.40 = 162,904.80/x
  3. Step 3: Cross multiply
    163,941.60x = 245,912.40 × 162,904.80
  4. Step 4: Simplify right side
    163,941.60x = 40,060,310,339.52
  5. Step 5: Solve for x
    x = 40,060,310,339.52/163,941.60
  6. Step 6: Final answer
    x = 244,357.20

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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.