Home / 134,078.76-185,033.34-73,654.92

Finding the Fourth Proportional to 134,078.76, 185,033.34 and 73,654.92

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Solution

The fourth proportional to 134,078.76, 185,033.34 and 73,654.92 is: 101,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,078.76 : 185,033.34 = 73,654.92 : x
  2. Step 2: Convert to fraction form
    134,078.76/185,033.34 = 73,654.92/x
  3. Step 3: Cross multiply
    134,078.76x = 185,033.34 × 73,654.92
  4. Step 4: Simplify right side
    134,078.76x = 13,628,615,855.03
  5. Step 5: Solve for x
    x = 13,628,615,855.03/134,078.76
  6. Step 6: Final answer
    x = 101,646.34

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1.5x scale

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.