Home / 112,460.56-168,690.80-45,022.94

Finding the Fourth Proportional to 112,460.56, 168,690.80 and 45,022.94

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Solution

The fourth proportional to 112,460.56, 168,690.80 and 45,022.94 is: 67,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,460.56 : 168,690.80 = 45,022.94 : x
  2. Step 2: Convert to fraction form
    112,460.56/168,690.80 = 45,022.94/x
  3. Step 3: Cross multiply
    112,460.56x = 168,690.80 × 45,022.94
  4. Step 4: Simplify right side
    112,460.56x = 7,594,955,668.65
  5. Step 5: Solve for x
    x = 7,594,955,668.65/112,460.56
  6. Step 6: Final answer
    x = 67,534.39

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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.