Home / 97,244.06-145,921.41-77,647.14

Finding the Fourth Proportional to 97,244.06, 145,921.41 and 77,647.14

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Solution

The fourth proportional to 97,244.06, 145,921.41 and 77,647.14 is: 116,514.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,244.06 : 145,921.41 = 77,647.14 : x
  2. Step 2: Convert to fraction form
    97,244.06/145,921.41 = 77,647.14/x
  3. Step 3: Cross multiply
    97,244.06x = 145,921.41 × 77,647.14
  4. Step 4: Simplify right side
    97,244.06x = 11,330,380,151.27
  5. Step 5: Solve for x
    x = 11,330,380,151.27/97,244.06
  6. Step 6: Final answer
    x = 116,514.89

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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.