Home / 142,675.99-196,892.47-82,246.30

Finding the Fourth Proportional to 142,675.99, 196,892.47 and 82,246.30

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Solution

The fourth proportional to 142,675.99, 196,892.47 and 82,246.30 is: 113,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,675.99 : 196,892.47 = 82,246.30 : x
  2. Step 2: Convert to fraction form
    142,675.99/196,892.47 = 82,246.30/x
  3. Step 3: Cross multiply
    142,675.99x = 196,892.47 × 82,246.30
  4. Step 4: Simplify right side
    142,675.99x = 16,193,677,155.36
  5. Step 5: Solve for x
    x = 16,193,677,155.36/142,675.99
  6. Step 6: Final answer
    x = 113,499.67

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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.