Home / 160,692.90-221,735.82-89,072.34

Finding the Fourth Proportional to 160,692.90, 221,735.82 and 89,072.34

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Solution

The fourth proportional to 160,692.90, 221,735.82 and 89,072.34 is: 122,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,692.90 : 221,735.82 = 89,072.34 : x
  2. Step 2: Convert to fraction form
    160,692.90/221,735.82 = 89,072.34/x
  3. Step 3: Cross multiply
    160,692.90x = 221,735.82 × 89,072.34
  4. Step 4: Simplify right side
    160,692.90x = 19,750,528,349.22
  5. Step 5: Solve for x
    x = 19,750,528,349.22/160,692.90
  6. Step 6: Final answer
    x = 122,908.53

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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.