Home / 64,760.64-89,371.20-36,082.23

Finding the Fourth Proportional to 64,760.64, 89,371.20 and 36,082.23

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Solution

The fourth proportional to 64,760.64, 89,371.20 and 36,082.23 is: 49,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,760.64 : 89,371.20 = 36,082.23 : x
  2. Step 2: Convert to fraction form
    64,760.64/89,371.20 = 36,082.23/x
  3. Step 3: Cross multiply
    64,760.64x = 89,371.20 × 36,082.23
  4. Step 4: Simplify right side
    64,760.64x = 3,224,712,193.78
  5. Step 5: Solve for x
    x = 3,224,712,193.78/64,760.64
  6. Step 6: Final answer
    x = 49,794.32

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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.