Home / 106,401.35-159,625.38-31,527.35

Finding the Fourth Proportional to 106,401.35, 159,625.38 and 31,527.35

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Solution

The fourth proportional to 106,401.35, 159,625.38 and 31,527.35 is: 47,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,401.35 : 159,625.38 = 31,527.35 : x
  2. Step 2: Convert to fraction form
    106,401.35/159,625.38 = 31,527.35/x
  3. Step 3: Cross multiply
    106,401.35x = 159,625.38 × 31,527.35
  4. Step 4: Simplify right side
    106,401.35x = 5,032,564,426.02
  5. Step 5: Solve for x
    x = 5,032,564,426.02/106,401.35
  6. Step 6: Final answer
    x = 47,297.94

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1.5x scale

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.