Home / 97,815.31-146,623.68-55,608.16

Finding the Fourth Proportional to 97,815.31, 146,623.68 and 55,608.16

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Solution

The fourth proportional to 97,815.31, 146,623.68 and 55,608.16 is: 83,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,815.31 : 146,623.68 = 55,608.16 : x
  2. Step 2: Convert to fraction form
    97,815.31/146,623.68 = 55,608.16/x
  3. Step 3: Cross multiply
    97,815.31x = 146,623.68 × 55,608.16
  4. Step 4: Simplify right side
    97,815.31x = 8,153,473,057.23
  5. Step 5: Solve for x
    x = 8,153,473,057.23/97,815.31
  6. Step 6: Final answer
    x = 83,355.80

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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.