Home / 75,677.29-104,325.57-52,945.86

Finding the Fourth Proportional to 75,677.29, 104,325.57 and 52,945.86

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Solution

The fourth proportional to 75,677.29, 104,325.57 and 52,945.86 is: 72,988.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,677.29 : 104,325.57 = 52,945.86 : x
  2. Step 2: Convert to fraction form
    75,677.29/104,325.57 = 52,945.86/x
  3. Step 3: Cross multiply
    75,677.29x = 104,325.57 × 52,945.86
  4. Step 4: Simplify right side
    75,677.29x = 5,523,607,023.64
  5. Step 5: Solve for x
    x = 5,523,607,023.64/75,677.29
  6. Step 6: Final answer
    x = 72,988.96

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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.