Home / 172,485.42-258,441.06-60,103.70

Finding the Fourth Proportional to 172,485.42, 258,441.06 and 60,103.70

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Solution

The fourth proportional to 172,485.42, 258,441.06 and 60,103.70 is: 90,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,485.42 : 258,441.06 = 60,103.70 : x
  2. Step 2: Convert to fraction form
    172,485.42/258,441.06 = 60,103.70/x
  3. Step 3: Cross multiply
    172,485.42x = 258,441.06 × 60,103.70
  4. Step 4: Simplify right side
    172,485.42x = 15,533,262,606.27
  5. Step 5: Solve for x
    x = 15,533,262,606.27/172,485.42
  6. Step 6: Final answer
    x = 90,055.51

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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.