Home / 198,095.84-273,373.08-113,215.76

Finding the Fourth Proportional to 198,095.84, 273,373.08 and 113,215.76

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Solution

The fourth proportional to 198,095.84, 273,373.08 and 113,215.76 is: 156,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,095.84 : 273,373.08 = 113,215.76 : x
  2. Step 2: Convert to fraction form
    198,095.84/273,373.08 = 113,215.76/x
  3. Step 3: Cross multiply
    198,095.84x = 273,373.08 × 113,215.76
  4. Step 4: Simplify right side
    198,095.84x = 30,950,141,015.74
  5. Step 5: Solve for x
    x = 30,950,141,015.74/198,095.84
  6. Step 6: Final answer
    x = 156,238.22

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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.