Home / 97,905.60-146,876.22-64,653.48

Finding the Fourth Proportional to 97,905.60, 146,876.22 and 64,653.48

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Solution

The fourth proportional to 97,905.60, 146,876.22 and 64,653.48 is: 96,991.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,905.60 : 146,876.22 = 64,653.48 : x
  2. Step 2: Convert to fraction form
    97,905.60/146,876.22 = 64,653.48/x
  3. Step 3: Cross multiply
    97,905.60x = 146,876.22 × 64,653.48
  4. Step 4: Simplify right side
    97,905.60x = 9,496,058,752.25
  5. Step 5: Solve for x
    x = 9,496,058,752.25/97,905.60
  6. Step 6: Final answer
    x = 96,991.99

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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.