Home / 96,983.28-145,491.66-30,410.64

Finding the Fourth Proportional to 96,983.28, 145,491.66 and 30,410.64

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Solution

The fourth proportional to 96,983.28, 145,491.66 and 30,410.64 is: 45,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,983.28 : 145,491.66 = 30,410.64 : x
  2. Step 2: Convert to fraction form
    96,983.28/145,491.66 = 30,410.64/x
  3. Step 3: Cross multiply
    96,983.28x = 145,491.66 × 30,410.64
  4. Step 4: Simplify right side
    96,983.28x = 4,424,494,495.26
  5. Step 5: Solve for x
    x = 4,424,494,495.26/96,983.28
  6. Step 6: Final answer
    x = 45,621.21

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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.