Home / 113,678.64-170,519.58-92,594.34

Finding the Fourth Proportional to 113,678.64, 170,519.58 and 92,594.34

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Solution

The fourth proportional to 113,678.64, 170,519.58 and 92,594.34 is: 138,892.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,678.64 : 170,519.58 = 92,594.34 : x
  2. Step 2: Convert to fraction form
    113,678.64/170,519.58 = 92,594.34/x
  3. Step 3: Cross multiply
    113,678.64x = 170,519.58 × 92,594.34
  4. Step 4: Simplify right side
    113,678.64x = 15,789,147,967.18
  5. Step 5: Solve for x
    x = 15,789,147,967.18/113,678.64
  6. Step 6: Final answer
    x = 138,892.83

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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.