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Finding the Fourth Proportional to 65,968.35, 98,954.34 and 56,549.67

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Solution

The fourth proportional to 65,968.35, 98,954.34 and 56,549.67 is: 84,826.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,968.35 : 98,954.34 = 56,549.67 : x
  2. Step 2: Convert to fraction form
    65,968.35/98,954.34 = 56,549.67/x
  3. Step 3: Cross multiply
    65,968.35x = 98,954.34 × 56,549.67
  4. Step 4: Simplify right side
    65,968.35x = 5,595,835,272.07
  5. Step 5: Solve for x
    x = 5,595,835,272.07/65,968.35
  6. Step 6: Final answer
    x = 84,826.06

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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.