Home / 165,634.61-228,558.60-93,045.65

Finding the Fourth Proportional to 165,634.61, 228,558.60 and 93,045.65

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Solution

The fourth proportional to 165,634.61, 228,558.60 and 93,045.65 is: 128,393.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,634.61 : 228,558.60 = 93,045.65 : x
  2. Step 2: Convert to fraction form
    165,634.61/228,558.60 = 93,045.65/x
  3. Step 3: Cross multiply
    165,634.61x = 228,558.60 × 93,045.65
  4. Step 4: Simplify right side
    165,634.61x = 21,266,384,071.49
  5. Step 5: Solve for x
    x = 21,266,384,071.49/165,634.61
  6. Step 6: Final answer
    x = 128,393.36

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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.