Home / 134,713.64-185,896.23-74,284.67

Finding the Fourth Proportional to 134,713.64, 185,896.23 and 74,284.67

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Solution

The fourth proportional to 134,713.64, 185,896.23 and 74,284.67 is: 102,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,713.64 : 185,896.23 = 74,284.67 : x
  2. Step 2: Convert to fraction form
    134,713.64/185,896.23 = 74,284.67/x
  3. Step 3: Cross multiply
    134,713.64x = 185,896.23 × 74,284.67
  4. Step 4: Simplify right side
    134,713.64x = 13,809,240,099.79
  5. Step 5: Solve for x
    x = 13,809,240,099.79/134,713.64
  6. Step 6: Final answer
    x = 102,508.11

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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.