Home / 283,214.32-425,084.01-143,071.36

Finding the Fourth Proportional to 283,214.32, 425,084.01 and 143,071.36

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Solution

The fourth proportional to 283,214.32, 425,084.01 and 143,071.36 is: 214,739.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,214.32 : 425,084.01 = 143,071.36 : x
  2. Step 2: Convert to fraction form
    283,214.32/425,084.01 = 143,071.36/x
  3. Step 3: Cross multiply
    283,214.32x = 425,084.01 × 143,071.36
  4. Step 4: Simplify right side
    283,214.32x = 60,817,347,424.95
  5. Step 5: Solve for x
    x = 60,817,347,424.95/283,214.32
  6. Step 6: Final answer
    x = 214,739.66

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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.