Home / 123,184.20-184,484.70-83,526.60

Finding the Fourth Proportional to 123,184.20, 184,484.70 and 83,526.60

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Solution

The fourth proportional to 123,184.20, 184,484.70 and 83,526.60 is: 125,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,184.20 : 184,484.70 = 83,526.60 : x
  2. Step 2: Convert to fraction form
    123,184.20/184,484.70 = 83,526.60/x
  3. Step 3: Cross multiply
    123,184.20x = 184,484.70 × 83,526.60
  4. Step 4: Simplify right side
    123,184.20x = 15,409,379,743.02
  5. Step 5: Solve for x
    x = 15,409,379,743.02/123,184.20
  6. Step 6: Final answer
    x = 125,092.18

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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.