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Finding the Fourth Proportional to 245,133.99, 367,719.62 and 95,309.91

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Solution

The fourth proportional to 245,133.99, 367,719.62 and 95,309.91 is: 142,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,133.99 : 367,719.62 = 95,309.91 : x
  2. Step 2: Convert to fraction form
    245,133.99/367,719.62 = 95,309.91/x
  3. Step 3: Cross multiply
    245,133.99x = 367,719.62 × 95,309.91
  4. Step 4: Simplify right side
    245,133.99x = 35,047,323,410.88
  5. Step 5: Solve for x
    x = 35,047,323,410.88/245,133.99
  6. Step 6: Final answer
    x = 142,972.11

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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.