Home / 160,077.33-220,899.54-88,455.81

Finding the Fourth Proportional to 160,077.33, 220,899.54 and 88,455.81

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Solution

The fourth proportional to 160,077.33, 220,899.54 and 88,455.81 is: 122,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,077.33 : 220,899.54 = 88,455.81 : x
  2. Step 2: Convert to fraction form
    160,077.33/220,899.54 = 88,455.81/x
  3. Step 3: Cross multiply
    160,077.33x = 220,899.54 × 88,455.81
  4. Step 4: Simplify right side
    160,077.33x = 19,539,847,739.33
  5. Step 5: Solve for x
    x = 19,539,847,739.33/160,077.33
  6. Step 6: Final answer
    x = 122,065.05

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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.