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Finding the Fourth Proportional to 64,934.66, 97,406.30 and 22,809.62

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Solution

The fourth proportional to 64,934.66, 97,406.30 and 22,809.62 is: 34,215.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,934.66 : 97,406.30 = 22,809.62 : x
  2. Step 2: Convert to fraction form
    64,934.66/97,406.30 = 22,809.62/x
  3. Step 3: Cross multiply
    64,934.66x = 97,406.30 × 22,809.62
  4. Step 4: Simplify right side
    64,934.66x = 2,221,800,688.61
  5. Step 5: Solve for x
    x = 2,221,800,688.61/64,934.66
  6. Step 6: Final answer
    x = 34,215.94

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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.