Home / 109,956.81-164,941.88-31,076.94

Finding the Fourth Proportional to 109,956.81, 164,941.88 and 31,076.94

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Solution

The fourth proportional to 109,956.81, 164,941.88 and 31,076.94 is: 46,617.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956.81 : 164,941.88 = 31,076.94 : x
  2. Step 2: Convert to fraction form
    109,956.81/164,941.88 = 31,076.94/x
  3. Step 3: Cross multiply
    109,956.81x = 164,941.88 × 31,076.94
  4. Step 4: Simplify right side
    109,956.81x = 5,125,888,752.86
  5. Step 5: Solve for x
    x = 5,125,888,752.86/109,956.81
  6. Step 6: Final answer
    x = 46,617.29

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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.