Home / 111,665.14-167,461.72-36,767.46

Finding the Fourth Proportional to 111,665.14, 167,461.72 and 36,767.46

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Solution

The fourth proportional to 111,665.14, 167,461.72 and 36,767.46 is: 55,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,665.14 : 167,461.72 = 36,767.46 : x
  2. Step 2: Convert to fraction form
    111,665.14/167,461.72 = 36,767.46/x
  3. Step 3: Cross multiply
    111,665.14x = 167,461.72 × 36,767.46
  4. Step 4: Simplify right side
    111,665.14x = 6,157,142,091.63
  5. Step 5: Solve for x
    x = 6,157,142,091.63/111,665.14
  6. Step 6: Final answer
    x = 55,139.34

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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.