Home / 148,869.09-223,336.44-82,406.16

Finding the Fourth Proportional to 148,869.09, 223,336.44 and 82,406.16

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Solution

The fourth proportional to 148,869.09, 223,336.44 and 82,406.16 is: 123,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,869.09 : 223,336.44 = 82,406.16 : x
  2. Step 2: Convert to fraction form
    148,869.09/223,336.44 = 82,406.16/x
  3. Step 3: Cross multiply
    148,869.09x = 223,336.44 × 82,406.16
  4. Step 4: Simplify right side
    148,869.09x = 18,404,298,408.47
  5. Step 5: Solve for x
    x = 18,404,298,408.47/148,869.09
  6. Step 6: Final answer
    x = 123,627.40

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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.