Home / 142,962.77-214,304.69-68,062.79

Finding the Fourth Proportional to 142,962.77, 214,304.69 and 68,062.79

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Solution

The fourth proportional to 142,962.77, 214,304.69 and 68,062.79 is: 102,027.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,962.77 : 214,304.69 = 68,062.79 : x
  2. Step 2: Convert to fraction form
    142,962.77/214,304.69 = 68,062.79/x
  3. Step 3: Cross multiply
    142,962.77x = 214,304.69 × 68,062.79
  4. Step 4: Simplify right side
    142,962.77x = 14,586,173,699.65
  5. Step 5: Solve for x
    x = 14,586,173,699.65/142,962.77
  6. Step 6: Final answer
    x = 102,027.78

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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.