Home / 64,516.64-96,725.75-29,431.76

Finding the Fourth Proportional to 64,516.64, 96,725.75 and 29,431.76

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Solution

The fourth proportional to 64,516.64, 96,725.75 and 29,431.76 is: 44,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516.64 : 96,725.75 = 29,431.76 : x
  2. Step 2: Convert to fraction form
    64,516.64/96,725.75 = 29,431.76/x
  3. Step 3: Cross multiply
    64,516.64x = 96,725.75 × 29,431.76
  4. Step 4: Simplify right side
    64,516.64x = 2,846,808,429.03
  5. Step 5: Solve for x
    x = 2,846,808,429.03/64,516.64
  6. Step 6: Final answer
    x = 44,125.18

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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.