Home / 212,865.60-293,741.76-117,373.44

Finding the Fourth Proportional to 212,865.60, 293,741.76 and 117,373.44

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Solution

The fourth proportional to 212,865.60, 293,741.76 and 117,373.44 is: 161,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,865.60 : 293,741.76 = 117,373.44 : x
  2. Step 2: Convert to fraction form
    212,865.60/293,741.76 = 117,373.44/x
  3. Step 3: Cross multiply
    212,865.60x = 293,741.76 × 117,373.44
  4. Step 4: Simplify right side
    212,865.60x = 34,477,480,842.85
  5. Step 5: Solve for x
    x = 34,477,480,842.85/212,865.60
  6. Step 6: Final answer
    x = 161,968.31

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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.