Home / 160,152.82-221,007.67-88,535.86

Finding the Fourth Proportional to 160,152.82, 221,007.67 and 88,535.86

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Solution

The fourth proportional to 160,152.82, 221,007.67 and 88,535.86 is: 122,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,152.82 : 221,007.67 = 88,535.86 : x
  2. Step 2: Convert to fraction form
    160,152.82/221,007.67 = 88,535.86/x
  3. Step 3: Cross multiply
    160,152.82x = 221,007.67 × 88,535.86
  4. Step 4: Simplify right side
    160,152.82x = 19,567,104,130.05
  5. Step 5: Solve for x
    x = 19,567,104,130.05/160,152.82
  6. Step 6: Final answer
    x = 122,177.71

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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.