Home / 213,825.60-320,740.48-95,502.72

Finding the Fourth Proportional to 213,825.60, 320,740.48 and 95,502.72

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Solution

The fourth proportional to 213,825.60, 320,740.48 and 95,502.72 is: 143,255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,825.60 : 320,740.48 = 95,502.72 : x
  2. Step 2: Convert to fraction form
    213,825.60/320,740.48 = 95,502.72/x
  3. Step 3: Cross multiply
    213,825.60x = 320,740.48 × 95,502.72
  4. Step 4: Simplify right side
    213,825.60x = 30,631,588,254.11
  5. Step 5: Solve for x
    x = 30,631,588,254.11/213,825.60
  6. Step 6: Final answer
    x = 143,255.01

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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.