Home / 165,869.76-228,892-94,240.32

Finding the Fourth Proportional to 165,869.76, 228,892 and 94,240.32

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Solution

The fourth proportional to 165,869.76, 228,892 and 94,240.32 is: 130,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,869.76 : 228,892 = 94,240.32 : x
  2. Step 2: Convert to fraction form
    165,869.76/228,892 = 94,240.32/x
  3. Step 3: Cross multiply
    165,869.76x = 228,892 × 94,240.32
  4. Step 4: Simplify right side
    165,869.76x = 21,570,855,325.44
  5. Step 5: Solve for x
    x = 21,570,855,325.44/165,869.76
  6. Step 6: Final answer
    x = 130,046.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.