Home / 64,516.59-89,040.05-37,665.69

Finding the Fourth Proportional to 64,516.59, 89,040.05 and 37,665.69

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Solution

The fourth proportional to 64,516.59, 89,040.05 and 37,665.69 is: 51,982.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516.59 : 89,040.05 = 37,665.69 : x
  2. Step 2: Convert to fraction form
    64,516.59/89,040.05 = 37,665.69/x
  3. Step 3: Cross multiply
    64,516.59x = 89,040.05 × 37,665.69
  4. Step 4: Simplify right side
    64,516.59x = 3,353,754,732.56
  5. Step 5: Solve for x
    x = 3,353,754,732.56/64,516.59
  6. Step 6: Final answer
    x = 51,982.83

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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.