Home / 144,742.28-217,120.62-44,970.44

Finding the Fourth Proportional to 144,742.28, 217,120.62 and 44,970.44

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Solution

The fourth proportional to 144,742.28, 217,120.62 and 44,970.44 is: 67,457.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,742.28 : 217,120.62 = 44,970.44 : x
  2. Step 2: Convert to fraction form
    144,742.28/217,120.62 = 44,970.44/x
  3. Step 3: Cross multiply
    144,742.28x = 217,120.62 × 44,970.44
  4. Step 4: Simplify right side
    144,742.28x = 9,764,009,814.47
  5. Step 5: Solve for x
    x = 9,764,009,814.47/144,742.28
  6. Step 6: Final answer
    x = 67,457.90

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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.