Home / 134,371.46-185,433.48-73,940.40

Finding the Fourth Proportional to 134,371.46, 185,433.48 and 73,940.40

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Solution

The fourth proportional to 134,371.46, 185,433.48 and 73,940.40 is: 102,038.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,371.46 : 185,433.48 = 73,940.40 : x
  2. Step 2: Convert to fraction form
    134,371.46/185,433.48 = 73,940.40/x
  3. Step 3: Cross multiply
    134,371.46x = 185,433.48 × 73,940.40
  4. Step 4: Simplify right side
    134,371.46x = 13,711,025,684.59
  5. Step 5: Solve for x
    x = 13,711,025,684.59/134,371.46
  6. Step 6: Final answer
    x = 102,038.23

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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.