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Finding the Fourth Proportional to 245,712.98, 368,424.03 and 95,778.24

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Solution

The fourth proportional to 245,712.98, 368,424.03 and 95,778.24 is: 143,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,712.98 : 368,424.03 = 95,778.24 : x
  2. Step 2: Convert to fraction form
    245,712.98/368,424.03 = 95,778.24/x
  3. Step 3: Cross multiply
    245,712.98x = 368,424.03 × 95,778.24
  4. Step 4: Simplify right side
    245,712.98x = 35,287,005,167.11
  5. Step 5: Solve for x
    x = 35,287,005,167.11/245,712.98
  6. Step 6: Final answer
    x = 143,610.67

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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.