Home / 82,968.48-114,499.44-47,160

Finding the Fourth Proportional to 82,968.48, 114,499.44 and 47,160

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Solution

The fourth proportional to 82,968.48, 114,499.44 and 47,160 is: 65,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,968.48 : 114,499.44 = 47,160 : x
  2. Step 2: Convert to fraction form
    82,968.48/114,499.44 = 47,160/x
  3. Step 3: Cross multiply
    82,968.48x = 114,499.44 × 47,160
  4. Step 4: Simplify right side
    82,968.48x = 5,399,793,590.40
  5. Step 5: Solve for x
    x = 5,399,793,590.40/82,968.48
  6. Step 6: Final answer
    x = 65,082.47

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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.