Home / 97,110.90-145,687.14-55,010.88

Finding the Fourth Proportional to 97,110.90, 145,687.14 and 55,010.88

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Solution

The fourth proportional to 97,110.90, 145,687.14 and 55,010.88 is: 82,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,110.90 : 145,687.14 = 55,010.88 : x
  2. Step 2: Convert to fraction form
    97,110.90/145,687.14 = 55,010.88/x
  3. Step 3: Cross multiply
    97,110.90x = 145,687.14 × 55,010.88
  4. Step 4: Simplify right side
    97,110.90x = 8,014,377,776.08
  5. Step 5: Solve for x
    x = 8,014,377,776.08/97,110.90
  6. Step 6: Final answer
    x = 82,528.10

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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.