Home / 127,545.80-191,318.70-48,662.60

Finding the Fourth Proportional to 127,545.80, 191,318.70 and 48,662.60

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Solution

The fourth proportional to 127,545.80, 191,318.70 and 48,662.60 is: 72,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,545.80 : 191,318.70 = 48,662.60 : x
  2. Step 2: Convert to fraction form
    127,545.80/191,318.70 = 48,662.60/x
  3. Step 3: Cross multiply
    127,545.80x = 191,318.70 × 48,662.60
  4. Step 4: Simplify right side
    127,545.80x = 9,310,065,370.62
  5. Step 5: Solve for x
    x = 9,310,065,370.62/127,545.80
  6. Step 6: Final answer
    x = 72,993.90

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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.