Home / 64,682.14-89,228.68-37,807.09

Finding the Fourth Proportional to 64,682.14, 89,228.68 and 37,807.09

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Solution

The fourth proportional to 64,682.14, 89,228.68 and 37,807.09 is: 52,154.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,682.14 : 89,228.68 = 37,807.09 : x
  2. Step 2: Convert to fraction form
    64,682.14/89,228.68 = 37,807.09/x
  3. Step 3: Cross multiply
    64,682.14x = 89,228.68 × 37,807.09
  4. Step 4: Simplify right side
    64,682.14x = 3,373,476,735.34
  5. Step 5: Solve for x
    x = 3,373,476,735.34/64,682.14
  6. Step 6: Final answer
    x = 52,154.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.