Home / 64,919.28-97,389.68-22,788.43

Finding the Fourth Proportional to 64,919.28, 97,389.68 and 22,788.43

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Solution

The fourth proportional to 64,919.28, 97,389.68 and 22,788.43 is: 34,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,919.28 : 97,389.68 = 22,788.43 : x
  2. Step 2: Convert to fraction form
    64,919.28/97,389.68 = 22,788.43/x
  3. Step 3: Cross multiply
    64,919.28x = 97,389.68 × 22,788.43
  4. Step 4: Simplify right side
    64,919.28x = 2,219,357,905.40
  5. Step 5: Solve for x
    x = 2,219,357,905.40/64,919.28
  6. Step 6: Final answer
    x = 34,186.42

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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.