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Finding the Fourth Proportional to 95,695, 143,449.36 and 45,762.14

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Solution

The fourth proportional to 95,695, 143,449.36 and 45,762.14 is: 68,598.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,695 : 143,449.36 = 45,762.14 : x
  2. Step 2: Convert to fraction form
    95,695/143,449.36 = 45,762.14/x
  3. Step 3: Cross multiply
    95,695x = 143,449.36 × 45,762.14
  4. Step 4: Simplify right side
    95,695x = 6,564,549,695.23
  5. Step 5: Solve for x
    x = 6,564,549,695.23/95,695
  6. Step 6: Final answer
    x = 68,598.67

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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.