Home / 131,416.40-197,124.60-32,920.40

Finding the Fourth Proportional to 131,416.40, 197,124.60 and 32,920.40

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Solution

The fourth proportional to 131,416.40, 197,124.60 and 32,920.40 is: 49,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,416.40 : 197,124.60 = 32,920.40 : x
  2. Step 2: Convert to fraction form
    131,416.40/197,124.60 = 32,920.40/x
  3. Step 3: Cross multiply
    131,416.40x = 197,124.60 × 32,920.40
  4. Step 4: Simplify right side
    131,416.40x = 6,489,420,681.84
  5. Step 5: Solve for x
    x = 6,489,420,681.84/131,416.40
  6. Step 6: Final answer
    x = 49,380.60

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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.