Home / 134,401.51-201,470.09-64,264.42

Finding the Fourth Proportional to 134,401.51, 201,470.09 and 64,264.42

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Solution

The fourth proportional to 134,401.51, 201,470.09 and 64,264.42 is: 96,333.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,401.51 : 201,470.09 = 64,264.42 : x
  2. Step 2: Convert to fraction form
    134,401.51/201,470.09 = 64,264.42/x
  3. Step 3: Cross multiply
    134,401.51x = 201,470.09 × 64,264.42
  4. Step 4: Simplify right side
    134,401.51x = 12,947,358,481.20
  5. Step 5: Solve for x
    x = 12,947,358,481.20/134,401.51
  6. Step 6: Final answer
    x = 96,333.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.