Home / 143,634.24-215,461.20-48,825.84

Finding the Fourth Proportional to 143,634.24, 215,461.20 and 48,825.84

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Solution

The fourth proportional to 143,634.24, 215,461.20 and 48,825.84 is: 73,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,634.24 : 215,461.20 = 48,825.84 : x
  2. Step 2: Convert to fraction form
    143,634.24/215,461.20 = 48,825.84/x
  3. Step 3: Cross multiply
    143,634.24x = 215,461.20 × 48,825.84
  4. Step 4: Simplify right side
    143,634.24x = 10,520,074,077.41
  5. Step 5: Solve for x
    x = 10,520,074,077.41/143,634.24
  6. Step 6: Final answer
    x = 73,242.10

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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.