Home / 114,123.30-171,325.35-72,003.30

Finding the Fourth Proportional to 114,123.30, 171,325.35 and 72,003.30

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Solution

The fourth proportional to 114,123.30, 171,325.35 and 72,003.30 is: 108,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,123.30 : 171,325.35 = 72,003.30 : x
  2. Step 2: Convert to fraction form
    114,123.30/171,325.35 = 72,003.30/x
  3. Step 3: Cross multiply
    114,123.30x = 171,325.35 × 72,003.30
  4. Step 4: Simplify right side
    114,123.30x = 12,335,990,573.66
  5. Step 5: Solve for x
    x = 12,335,990,573.66/114,123.30
  6. Step 6: Final answer
    x = 108,093.53

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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.