Home / 111,730.44-154,189.26-60,743.10

Finding the Fourth Proportional to 111,730.44, 154,189.26 and 60,743.10

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Solution

The fourth proportional to 111,730.44, 154,189.26 and 60,743.10 is: 83,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,730.44 : 154,189.26 = 60,743.10 : x
  2. Step 2: Convert to fraction form
    111,730.44/154,189.26 = 60,743.10/x
  3. Step 3: Cross multiply
    111,730.44x = 154,189.26 × 60,743.10
  4. Step 4: Simplify right side
    111,730.44x = 9,365,933,639.11
  5. Step 5: Solve for x
    x = 9,365,933,639.11/111,730.44
  6. Step 6: Final answer
    x = 83,826.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.