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Finding the Fourth Proportional to 64,929.76, 97,405.38 and 22,798.89

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Solution

The fourth proportional to 64,929.76, 97,405.38 and 22,798.89 is: 34,202.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,929.76 : 97,405.38 = 22,798.89 : x
  2. Step 2: Convert to fraction form
    64,929.76/97,405.38 = 22,798.89/x
  3. Step 3: Cross multiply
    64,929.76x = 97,405.38 × 22,798.89
  4. Step 4: Simplify right side
    64,929.76x = 2,220,734,544.03
  5. Step 5: Solve for x
    x = 2,220,734,544.03/64,929.76
  6. Step 6: Final answer
    x = 34,202.11

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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.