Home / 192,877.40-289,316.10-162,464.60

Finding the Fourth Proportional to 192,877.40, 289,316.10 and 162,464.60

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Solution

The fourth proportional to 192,877.40, 289,316.10 and 162,464.60 is: 243,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,877.40 : 289,316.10 = 162,464.60 : x
  2. Step 2: Convert to fraction form
    192,877.40/289,316.10 = 162,464.60/x
  3. Step 3: Cross multiply
    192,877.40x = 289,316.10 × 162,464.60
  4. Step 4: Simplify right side
    192,877.40x = 47,003,624,460.06
  5. Step 5: Solve for x
    x = 47,003,624,460.06/192,877.40
  6. Step 6: Final answer
    x = 243,696.90

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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.