Home / 64,861.76-89,507.20-36,567.04

Finding the Fourth Proportional to 64,861.76, 89,507.20 and 36,567.04

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Solution

The fourth proportional to 64,861.76, 89,507.20 and 36,567.04 is: 50,461.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,861.76 : 89,507.20 = 36,567.04 : x
  2. Step 2: Convert to fraction form
    64,861.76/89,507.20 = 36,567.04/x
  3. Step 3: Cross multiply
    64,861.76x = 89,507.20 × 36,567.04
  4. Step 4: Simplify right side
    64,861.76x = 3,273,013,362.69
  5. Step 5: Solve for x
    x = 3,273,013,362.69/64,861.76
  6. Step 6: Final answer
    x = 50,461.37

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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.