Home / 143,544.04-215,234.01-43,674.70

Finding the Fourth Proportional to 143,544.04, 215,234.01 and 43,674.70

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Solution

The fourth proportional to 143,544.04, 215,234.01 and 43,674.70 is: 65,487.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,544.04 : 215,234.01 = 43,674.70 : x
  2. Step 2: Convert to fraction form
    143,544.04/215,234.01 = 43,674.70/x
  3. Step 3: Cross multiply
    143,544.04x = 215,234.01 × 43,674.70
  4. Step 4: Simplify right side
    143,544.04x = 9,400,280,816.55
  5. Step 5: Solve for x
    x = 9,400,280,816.55/143,544.04
  6. Step 6: Final answer
    x = 65,487.09

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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.