Home / 143,187.87-214,699.50-59,006.15

Finding the Fourth Proportional to 143,187.87, 214,699.50 and 59,006.15

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Solution

The fourth proportional to 143,187.87, 214,699.50 and 59,006.15 is: 88,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,187.87 : 214,699.50 = 59,006.15 : x
  2. Step 2: Convert to fraction form
    143,187.87/214,699.50 = 59,006.15/x
  3. Step 3: Cross multiply
    143,187.87x = 214,699.50 × 59,006.15
  4. Step 4: Simplify right side
    143,187.87x = 12,668,589,828.43
  5. Step 5: Solve for x
    x = 12,668,589,828.43/143,187.87
  6. Step 6: Final answer
    x = 88,475.30

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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.