Home / 113,536.60-156,668.75-69,922.25

Finding the Fourth Proportional to 113,536.60, 156,668.75 and 69,922.25

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Solution

The fourth proportional to 113,536.60, 156,668.75 and 69,922.25 is: 96,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,536.60 : 156,668.75 = 69,922.25 : x
  2. Step 2: Convert to fraction form
    113,536.60/156,668.75 = 69,922.25/x
  3. Step 3: Cross multiply
    113,536.60x = 156,668.75 × 69,922.25
  4. Step 4: Simplify right side
    113,536.60x = 10,954,631,155.08
  5. Step 5: Solve for x
    x = 10,954,631,155.08/113,536.60
  6. Step 6: Final answer
    x = 96,485.46

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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.