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Finding the Fourth Proportional to 64,005.05, 95,977.86 and 37,358.74

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Solution

The fourth proportional to 64,005.05, 95,977.86 and 37,358.74 is: 56,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005.05 : 95,977.86 = 37,358.74 : x
  2. Step 2: Convert to fraction form
    64,005.05/95,977.86 = 37,358.74/x
  3. Step 3: Cross multiply
    64,005.05x = 95,977.86 × 37,358.74
  4. Step 4: Simplify right side
    64,005.05x = 3,585,611,567.64
  5. Step 5: Solve for x
    x = 3,585,611,567.64/64,005.05
  6. Step 6: Final answer
    x = 56,020.76

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1.5x scale

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.