Home / 76,348.44-114,412.14-52,631.64

Finding the Fourth Proportional to 76,348.44, 114,412.14 and 52,631.64

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Solution

The fourth proportional to 76,348.44, 114,412.14 and 52,631.64 is: 78,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,348.44 : 114,412.14 = 52,631.64 : x
  2. Step 2: Convert to fraction form
    76,348.44/114,412.14 = 52,631.64/x
  3. Step 3: Cross multiply
    76,348.44x = 114,412.14 × 52,631.64
  4. Step 4: Simplify right side
    76,348.44x = 6,021,698,564.11
  5. Step 5: Solve for x
    x = 6,021,698,564.11/76,348.44
  6. Step 6: Final answer
    x = 78,871.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.