Home / 143,895.04-215,939.52-50,401.60

Finding the Fourth Proportional to 143,895.04, 215,939.52 and 50,401.60

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Solution

The fourth proportional to 143,895.04, 215,939.52 and 50,401.60 is: 75,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,895.04 : 215,939.52 = 50,401.60 : x
  2. Step 2: Convert to fraction form
    143,895.04/215,939.52 = 50,401.60/x
  3. Step 3: Cross multiply
    143,895.04x = 215,939.52 × 50,401.60
  4. Step 4: Simplify right side
    143,895.04x = 10,883,697,311.23
  5. Step 5: Solve for x
    x = 10,883,697,311.23/143,895.04
  6. Step 6: Final answer
    x = 75,636.36

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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.