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Finding the Fourth Proportional to 64,967.14, 89,658.26 and 45,853.03

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Solution

The fourth proportional to 64,967.14, 89,658.26 and 45,853.03 is: 63,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,967.14 : 89,658.26 = 45,853.03 : x
  2. Step 2: Convert to fraction form
    64,967.14/89,658.26 = 45,853.03/x
  3. Step 3: Cross multiply
    64,967.14x = 89,658.26 × 45,853.03
  4. Step 4: Simplify right side
    64,967.14x = 4,111,102,885.53
  5. Step 5: Solve for x
    x = 4,111,102,885.53/64,967.14
  6. Step 6: Final answer
    x = 63,279.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.