Home / 64,819.11-97,158.36-33,185.79

Finding the Fourth Proportional to 64,819.11, 97,158.36 and 33,185.79

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Solution

The fourth proportional to 64,819.11, 97,158.36 and 33,185.79 is: 49,742.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,819.11 : 97,158.36 = 33,185.79 : x
  2. Step 2: Convert to fraction form
    64,819.11/97,158.36 = 33,185.79/x
  3. Step 3: Cross multiply
    64,819.11x = 97,158.36 × 33,185.79
  4. Step 4: Simplify right side
    64,819.11x = 3,224,276,931.70
  5. Step 5: Solve for x
    x = 3,224,276,931.70/64,819.11
  6. Step 6: Final answer
    x = 49,742.69

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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.