Home / 77,835.28-116,769.33-25,240.67

Finding the Fourth Proportional to 77,835.28, 116,769.33 and 25,240.67

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Solution

The fourth proportional to 77,835.28, 116,769.33 and 25,240.67 is: 37,866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,835.28 : 116,769.33 = 25,240.67 : x
  2. Step 2: Convert to fraction form
    77,835.28/116,769.33 = 25,240.67/x
  3. Step 3: Cross multiply
    77,835.28x = 116,769.33 × 25,240.67
  4. Step 4: Simplify right side
    77,835.28x = 2,947,335,998.45
  5. Step 5: Solve for x
    x = 2,947,335,998.45/77,835.28
  6. Step 6: Final answer
    x = 37,866.33

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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.