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Finding the Fourth Proportional to 96,551.73, 133,101.81 and 67,783.82

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Solution

The fourth proportional to 96,551.73, 133,101.81 and 67,783.82 is: 93,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,551.73 : 133,101.81 = 67,783.82 : x
  2. Step 2: Convert to fraction form
    96,551.73/133,101.81 = 67,783.82/x
  3. Step 3: Cross multiply
    96,551.73x = 133,101.81 × 67,783.82
  4. Step 4: Simplify right side
    96,551.73x = 9,022,148,465.21
  5. Step 5: Solve for x
    x = 9,022,148,465.21/96,551.73
  6. Step 6: Final answer
    x = 93,443.67

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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.