Home / 160,241.35-221,129.29-88,619.83

Finding the Fourth Proportional to 160,241.35, 221,129.29 and 88,619.83

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Solution

The fourth proportional to 160,241.35, 221,129.29 and 88,619.83 is: 122,293.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,241.35 : 221,129.29 = 88,619.83 : x
  2. Step 2: Convert to fraction form
    160,241.35/221,129.29 = 88,619.83/x
  3. Step 3: Cross multiply
    160,241.35x = 221,129.29 × 88,619.83
  4. Step 4: Simplify right side
    160,241.35x = 19,596,440,087.82
  5. Step 5: Solve for x
    x = 19,596,440,087.82/160,241.35
  6. Step 6: Final answer
    x = 122,293.28

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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.