Home / 106,412.22-146,848.86-58,668.64

Finding the Fourth Proportional to 106,412.22, 146,848.86 and 58,668.64

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Solution

The fourth proportional to 106,412.22, 146,848.86 and 58,668.64 is: 80,962.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,412.22 : 146,848.86 = 58,668.64 : x
  2. Step 2: Convert to fraction form
    106,412.22/146,848.86 = 58,668.64/x
  3. Step 3: Cross multiply
    106,412.22x = 146,848.86 × 58,668.64
  4. Step 4: Simplify right side
    106,412.22x = 8,615,422,901.75
  5. Step 5: Solve for x
    x = 8,615,422,901.75/106,412.22
  6. Step 6: Final answer
    x = 80,962.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.