Home / 143,008.20-214,465.05-48,212.82

Finding the Fourth Proportional to 143,008.20, 214,465.05 and 48,212.82

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Solution

The fourth proportional to 143,008.20, 214,465.05 and 48,212.82 is: 72,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,008.20 : 214,465.05 = 48,212.82 : x
  2. Step 2: Convert to fraction form
    143,008.20/214,465.05 = 48,212.82/x
  3. Step 3: Cross multiply
    143,008.20x = 214,465.05 × 48,212.82
  4. Step 4: Simplify right side
    143,008.20x = 10,339,964,851.94
  5. Step 5: Solve for x
    x = 10,339,964,851.94/143,008.20
  6. Step 6: Final answer
    x = 72,303.30

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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.