Home / 144,992.03-200,088.72-80,471.17

Finding the Fourth Proportional to 144,992.03, 200,088.72 and 80,471.17

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Solution

The fourth proportional to 144,992.03, 200,088.72 and 80,471.17 is: 111,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,992.03 : 200,088.72 = 80,471.17 : x
  2. Step 2: Convert to fraction form
    144,992.03/200,088.72 = 80,471.17/x
  3. Step 3: Cross multiply
    144,992.03x = 200,088.72 × 80,471.17
  4. Step 4: Simplify right side
    144,992.03x = 16,101,372,901.98
  5. Step 5: Solve for x
    x = 16,101,372,901.98/144,992.03
  6. Step 6: Final answer
    x = 111,050.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.