Home / 123,115.28-184,512.48-55,597.10

Finding the Fourth Proportional to 123,115.28, 184,512.48 and 55,597.10

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Solution

The fourth proportional to 123,115.28, 184,512.48 and 55,597.10 is: 83,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,115.28 : 184,512.48 = 55,597.10 : x
  2. Step 2: Convert to fraction form
    123,115.28/184,512.48 = 55,597.10/x
  3. Step 3: Cross multiply
    123,115.28x = 184,512.48 × 55,597.10
  4. Step 4: Simplify right side
    123,115.28x = 10,258,358,801.81
  5. Step 5: Solve for x
    x = 10,258,358,801.81/123,115.28
  6. Step 6: Final answer
    x = 83,323.20

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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.