Home / 134,809.70-202,214.55-92,819.30

Finding the Fourth Proportional to 134,809.70, 202,214.55 and 92,819.30

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Solution

The fourth proportional to 134,809.70, 202,214.55 and 92,819.30 is: 139,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,809.70 : 202,214.55 = 92,819.30 : x
  2. Step 2: Convert to fraction form
    134,809.70/202,214.55 = 92,819.30/x
  3. Step 3: Cross multiply
    134,809.70x = 202,214.55 × 92,819.30
  4. Step 4: Simplify right side
    134,809.70x = 18,769,412,980.82
  5. Step 5: Solve for x
    x = 18,769,412,980.82/134,809.70
  6. Step 6: Final answer
    x = 139,228.95

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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.