Home / 320,020.11-480,055.01-95,363.37

Finding the Fourth Proportional to 320,020.11, 480,055.01 and 95,363.37

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Solution

The fourth proportional to 320,020.11, 480,055.01 and 95,363.37 is: 143,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,020.11 : 480,055.01 = 95,363.37 : x
  2. Step 2: Convert to fraction form
    320,020.11/480,055.01 = 95,363.37/x
  3. Step 3: Cross multiply
    320,020.11x = 480,055.01 × 95,363.37
  4. Step 4: Simplify right side
    320,020.11x = 45,779,663,062.17
  5. Step 5: Solve for x
    x = 45,779,663,062.17/320,020.11
  6. Step 6: Final answer
    x = 143,052.46

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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.