Home / 245,294.09-367,941.14-76,827.60

Finding the Fourth Proportional to 245,294.09, 367,941.14 and 76,827.60

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Solution

The fourth proportional to 245,294.09, 367,941.14 and 76,827.60 is: 115,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,294.09 : 367,941.14 = 76,827.60 : x
  2. Step 2: Convert to fraction form
    245,294.09/367,941.14 = 76,827.60/x
  3. Step 3: Cross multiply
    245,294.09x = 367,941.14 × 76,827.60
  4. Step 4: Simplify right side
    245,294.09x = 28,268,034,343.33
  5. Step 5: Solve for x
    x = 28,268,034,343.33/245,294.09
  6. Step 6: Final answer
    x = 115,241.40

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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.