Home / 143,037.70-214,575.38-53,068.16

Finding the Fourth Proportional to 143,037.70, 214,575.38 and 53,068.16

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Solution

The fourth proportional to 143,037.70, 214,575.38 and 53,068.16 is: 79,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,037.70 : 214,575.38 = 53,068.16 : x
  2. Step 2: Convert to fraction form
    143,037.70/214,575.38 = 53,068.16/x
  3. Step 3: Cross multiply
    143,037.70x = 214,575.38 × 53,068.16
  4. Step 4: Simplify right side
    143,037.70x = 11,387,121,068.00
  5. Step 5: Solve for x
    x = 11,387,121,068.00/143,037.70
  6. Step 6: Final answer
    x = 79,609.23

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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.