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Finding the Fourth Proportional to 158,992.84, 219,401.22 and 95,298.76

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Solution

The fourth proportional to 158,992.84, 219,401.22 and 95,298.76 is: 131,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,992.84 : 219,401.22 = 95,298.76 : x
  2. Step 2: Convert to fraction form
    158,992.84/219,401.22 = 95,298.76/x
  3. Step 3: Cross multiply
    158,992.84x = 219,401.22 × 95,298.76
  4. Step 4: Simplify right side
    158,992.84x = 20,908,664,208.49
  5. Step 5: Solve for x
    x = 20,908,664,208.49/158,992.84
  6. Step 6: Final answer
    x = 131,506.95

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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.