Home / 96,960.57-145,442.68-30,399.23

Finding the Fourth Proportional to 96,960.57, 145,442.68 and 30,399.23

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Solution

The fourth proportional to 96,960.57, 145,442.68 and 30,399.23 is: 45,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,960.57 : 145,442.68 = 30,399.23 : x
  2. Step 2: Convert to fraction form
    96,960.57/145,442.68 = 30,399.23/x
  3. Step 3: Cross multiply
    96,960.57x = 145,442.68 × 30,399.23
  4. Step 4: Simplify right side
    96,960.57x = 4,421,344,677.92
  5. Step 5: Solve for x
    x = 4,421,344,677.92/96,960.57
  6. Step 6: Final answer
    x = 45,599.41

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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.