Home / 165,692.50-248,307.08-89,626.84

Finding the Fourth Proportional to 165,692.50, 248,307.08 and 89,626.84

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Solution

The fourth proportional to 165,692.50, 248,307.08 and 89,626.84 is: 134,314.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,692.50 : 248,307.08 = 89,626.84 : x
  2. Step 2: Convert to fraction form
    165,692.50/248,307.08 = 89,626.84/x
  3. Step 3: Cross multiply
    165,692.50x = 248,307.08 × 89,626.84
  4. Step 4: Simplify right side
    165,692.50x = 22,254,978,930.03
  5. Step 5: Solve for x
    x = 22,254,978,930.03/165,692.50
  6. Step 6: Final answer
    x = 134,314.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.