Home / 160,173.42-221,028.48-88,543.77

Finding the Fourth Proportional to 160,173.42, 221,028.48 and 88,543.77

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Solution

The fourth proportional to 160,173.42, 221,028.48 and 88,543.77 is: 122,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,173.42 : 221,028.48 = 88,543.77 : x
  2. Step 2: Convert to fraction form
    160,173.42/221,028.48 = 88,543.77/x
  3. Step 3: Cross multiply
    160,173.42x = 221,028.48 × 88,543.77
  4. Step 4: Simplify right side
    160,173.42x = 19,570,694,896.57
  5. Step 5: Solve for x
    x = 19,570,694,896.57/160,173.42
  6. Step 6: Final answer
    x = 122,184.41

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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.