Home / 77,403.79-116,105.23-24,813.12

Finding the Fourth Proportional to 77,403.79, 116,105.23 and 24,813.12

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Solution

The fourth proportional to 77,403.79, 116,105.23 and 24,813.12 is: 37,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,403.79 : 116,105.23 = 24,813.12 : x
  2. Step 2: Convert to fraction form
    77,403.79/116,105.23 = 24,813.12/x
  3. Step 3: Cross multiply
    77,403.79x = 116,105.23 × 24,813.12
  4. Step 4: Simplify right side
    77,403.79x = 2,880,933,004.62
  5. Step 5: Solve for x
    x = 2,880,933,004.62/77,403.79
  6. Step 6: Final answer
    x = 37,219.53

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1.5x scale

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.