Home / 320,059.72-480,083.40-95,572.26

Finding the Fourth Proportional to 320,059.72, 480,083.40 and 95,572.26

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Solution

The fourth proportional to 320,059.72, 480,083.40 and 95,572.26 is: 143,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,059.72 : 480,083.40 = 95,572.26 : x
  2. Step 2: Convert to fraction form
    320,059.72/480,083.40 = 95,572.26/x
  3. Step 3: Cross multiply
    320,059.72x = 480,083.40 × 95,572.26
  4. Step 4: Simplify right side
    320,059.72x = 45,882,655,526.48
  5. Step 5: Solve for x
    x = 45,882,655,526.48/320,059.72
  6. Step 6: Final answer
    x = 143,356.54

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1.5x scale

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.