Home / 293,702.63-405,325.65-166,403.03

Finding the Fourth Proportional to 293,702.63, 405,325.65 and 166,403.03

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Solution

The fourth proportional to 293,702.63, 405,325.65 and 166,403.03 is: 229,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,702.63 : 405,325.65 = 166,403.03 : x
  2. Step 2: Convert to fraction form
    293,702.63/405,325.65 = 166,403.03/x
  3. Step 3: Cross multiply
    293,702.63x = 405,325.65 × 166,403.03
  4. Step 4: Simplify right side
    293,702.63x = 67,447,416,296.72
  5. Step 5: Solve for x
    x = 67,447,416,296.72/293,702.63
  6. Step 6: Final answer
    x = 229,645.26

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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.