Home / 96,976.71-133,826.85-54,535.68

Finding the Fourth Proportional to 96,976.71, 133,826.85 and 54,535.68

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Solution

The fourth proportional to 96,976.71, 133,826.85 and 54,535.68 is: 75,258.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,976.71 : 133,826.85 = 54,535.68 : x
  2. Step 2: Convert to fraction form
    96,976.71/133,826.85 = 54,535.68/x
  3. Step 3: Cross multiply
    96,976.71x = 133,826.85 × 54,535.68
  4. Step 4: Simplify right side
    96,976.71x = 7,298,338,267.01
  5. Step 5: Solve for x
    x = 7,298,338,267.01/96,976.71
  6. Step 6: Final answer
    x = 75,258.67

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1.5x scale

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.