Home / 114,885.12-172,329.84-35,997.60

Finding the Fourth Proportional to 114,885.12, 172,329.84 and 35,997.60

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Solution

The fourth proportional to 114,885.12, 172,329.84 and 35,997.60 is: 53,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,885.12 : 172,329.84 = 35,997.60 : x
  2. Step 2: Convert to fraction form
    114,885.12/172,329.84 = 35,997.60/x
  3. Step 3: Cross multiply
    114,885.12x = 172,329.84 × 35,997.60
  4. Step 4: Simplify right side
    114,885.12x = 6,203,460,648.38
  5. Step 5: Solve for x
    x = 6,203,460,648.38/114,885.12
  6. Step 6: Final answer
    x = 53,997.08

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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.