Home / 132,007.12-198,029.56-40,829.55

Finding the Fourth Proportional to 132,007.12, 198,029.56 and 40,829.55

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Solution

The fourth proportional to 132,007.12, 198,029.56 and 40,829.55 is: 61,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,007.12 : 198,029.56 = 40,829.55 : x
  2. Step 2: Convert to fraction form
    132,007.12/198,029.56 = 40,829.55/x
  3. Step 3: Cross multiply
    132,007.12x = 198,029.56 × 40,829.55
  4. Step 4: Simplify right side
    132,007.12x = 8,085,457,821.50
  5. Step 5: Solve for x
    x = 8,085,457,821.50/132,007.12
  6. Step 6: Final answer
    x = 61,250.16

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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.