Home / 160,133.09-220,992.27-88,519.76

Finding the Fourth Proportional to 160,133.09, 220,992.27 and 88,519.76

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Solution

The fourth proportional to 160,133.09, 220,992.27 and 88,519.76 is: 122,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,133.09 : 220,992.27 = 88,519.76 : x
  2. Step 2: Convert to fraction form
    160,133.09/220,992.27 = 88,519.76/x
  3. Step 3: Cross multiply
    160,133.09x = 220,992.27 × 88,519.76
  4. Step 4: Simplify right side
    160,133.09x = 19,562,182,702.26
  5. Step 5: Solve for x
    x = 19,562,182,702.26/160,133.09
  6. Step 6: Final answer
    x = 122,162.03

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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.