Home / 123,325.40-184,988.10-112,244.60

Finding the Fourth Proportional to 123,325.40, 184,988.10 and 112,244.60

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Solution

The fourth proportional to 123,325.40, 184,988.10 and 112,244.60 is: 168,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,325.40 : 184,988.10 = 112,244.60 : x
  2. Step 2: Convert to fraction form
    123,325.40/184,988.10 = 112,244.60/x
  3. Step 3: Cross multiply
    123,325.40x = 184,988.10 × 112,244.60
  4. Step 4: Simplify right side
    123,325.40x = 20,763,915,289.26
  5. Step 5: Solve for x
    x = 20,763,915,289.26/123,325.40
  6. Step 6: Final answer
    x = 168,366.90

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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.