Home / 164,913.60-247,370.40-163,876.80

Finding the Fourth Proportional to 164,913.60, 247,370.40 and 163,876.80

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Solution

The fourth proportional to 164,913.60, 247,370.40 and 163,876.80 is: 245,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,913.60 : 247,370.40 = 163,876.80 : x
  2. Step 2: Convert to fraction form
    164,913.60/247,370.40 = 163,876.80/x
  3. Step 3: Cross multiply
    164,913.60x = 247,370.40 × 163,876.80
  4. Step 4: Simplify right side
    164,913.60x = 40,538,269,566.72
  5. Step 5: Solve for x
    x = 40,538,269,566.72/164,913.60
  6. Step 6: Final answer
    x = 245,815.20

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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.