Home / 160,078.58-220,901.27-88,457.06

Finding the Fourth Proportional to 160,078.58, 220,901.27 and 88,457.06

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Solution

The fourth proportional to 160,078.58, 220,901.27 and 88,457.06 is: 122,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,078.58 : 220,901.27 = 88,457.06 : x
  2. Step 2: Convert to fraction form
    160,078.58/220,901.27 = 88,457.06/x
  3. Step 3: Cross multiply
    160,078.58x = 220,901.27 × 88,457.06
  4. Step 4: Simplify right side
    160,078.58x = 19,540,277,004.43
  5. Step 5: Solve for x
    x = 19,540,277,004.43/160,078.58
  6. Step 6: Final answer
    x = 122,066.78

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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.