Home / 164,887.60-247,331.40-163,903.45

Finding the Fourth Proportional to 164,887.60, 247,331.40 and 163,903.45

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Solution

The fourth proportional to 164,887.60, 247,331.40 and 163,903.45 is: 245,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,887.60 : 247,331.40 = 163,903.45 : x
  2. Step 2: Convert to fraction form
    164,887.60/247,331.40 = 163,903.45/x
  3. Step 3: Cross multiply
    164,887.60x = 247,331.40 × 163,903.45
  4. Step 4: Simplify right side
    164,887.60x = 40,538,469,753.33
  5. Step 5: Solve for x
    x = 40,538,469,753.33/164,887.60
  6. Step 6: Final answer
    x = 245,855.18

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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.