Home / 64,265.97-96,438.87-30,989.46

Finding the Fourth Proportional to 64,265.97, 96,438.87 and 30,989.46

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Solution

The fourth proportional to 64,265.97, 96,438.87 and 30,989.46 is: 46,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,265.97 : 96,438.87 = 30,989.46 : x
  2. Step 2: Convert to fraction form
    64,265.97/96,438.87 = 30,989.46/x
  3. Step 3: Cross multiply
    64,265.97x = 96,438.87 × 30,989.46
  4. Step 4: Simplify right side
    64,265.97x = 2,988,588,504.31
  5. Step 5: Solve for x
    x = 2,988,588,504.31/64,265.97
  6. Step 6: Final answer
    x = 46,503.44

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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.