Home / 136,150.40-204,225.60-66,166.40

Finding the Fourth Proportional to 136,150.40, 204,225.60 and 66,166.40

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Solution

The fourth proportional to 136,150.40, 204,225.60 and 66,166.40 is: 99,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,150.40 : 204,225.60 = 66,166.40 : x
  2. Step 2: Convert to fraction form
    136,150.40/204,225.60 = 66,166.40/x
  3. Step 3: Cross multiply
    136,150.40x = 204,225.60 × 66,166.40
  4. Step 4: Simplify right side
    136,150.40x = 13,512,872,739.84
  5. Step 5: Solve for x
    x = 13,512,872,739.84/136,150.40
  6. Step 6: Final answer
    x = 99,249.60

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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.