Home / 160,174.98-221,029.83-88,555.86

Finding the Fourth Proportional to 160,174.98, 221,029.83 and 88,555.86

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Solution

The fourth proportional to 160,174.98, 221,029.83 and 88,555.86 is: 122,200.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,174.98 : 221,029.83 = 88,555.86 : x
  2. Step 2: Convert to fraction form
    160,174.98/221,029.83 = 88,555.86/x
  3. Step 3: Cross multiply
    160,174.98x = 221,029.83 × 88,555.86
  4. Step 4: Simplify right side
    160,174.98x = 19,573,486,681.30
  5. Step 5: Solve for x
    x = 19,573,486,681.30/160,174.98
  6. Step 6: Final answer
    x = 122,200.65

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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.