Home / 96,021.56-144,061.16-45,459.13

Finding the Fourth Proportional to 96,021.56, 144,061.16 and 45,459.13

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Solution

The fourth proportional to 96,021.56, 144,061.16 and 45,459.13 is: 68,202.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,021.56 : 144,061.16 = 45,459.13 : x
  2. Step 2: Convert to fraction form
    96,021.56/144,061.16 = 45,459.13/x
  3. Step 3: Cross multiply
    96,021.56x = 144,061.16 × 45,459.13
  4. Step 4: Simplify right side
    96,021.56x = 6,548,894,052.79
  5. Step 5: Solve for x
    x = 6,548,894,052.79/96,021.56
  6. Step 6: Final answer
    x = 68,202.33

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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.