Home / 320,066.37-480,124.06-95,409.63

Finding the Fourth Proportional to 320,066.37, 480,124.06 and 95,409.63

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Solution

The fourth proportional to 320,066.37, 480,124.06 and 95,409.63 is: 143,121.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,066.37 : 480,124.06 = 95,409.63 : x
  2. Step 2: Convert to fraction form
    320,066.37/480,124.06 = 95,409.63/x
  3. Step 3: Cross multiply
    320,066.37x = 480,124.06 × 95,409.63
  4. Step 4: Simplify right side
    320,066.37x = 45,808,458,680.17
  5. Step 5: Solve for x
    x = 45,808,458,680.17/320,066.37
  6. Step 6: Final answer
    x = 143,121.75

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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.