Home / 109,546.35-164,256.66-42,908.46

Finding the Fourth Proportional to 109,546.35, 164,256.66 and 42,908.46

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Solution

The fourth proportional to 109,546.35, 164,256.66 and 42,908.46 is: 64,338.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,546.35 : 164,256.66 = 42,908.46 : x
  2. Step 2: Convert to fraction form
    109,546.35/164,256.66 = 42,908.46/x
  3. Step 3: Cross multiply
    109,546.35x = 164,256.66 × 42,908.46
  4. Step 4: Simplify right side
    109,546.35x = 7,048,000,325.34
  5. Step 5: Solve for x
    x = 7,048,000,325.34/109,546.35
  6. Step 6: Final answer
    x = 64,338.07

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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.