Home / 395,457.12-593,180.64-95,940

Finding the Fourth Proportional to 395,457.12, 593,180.64 and 95,940

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Solution

The fourth proportional to 395,457.12, 593,180.64 and 95,940 is: 143,908.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,457.12 : 593,180.64 = 95,940 : x
  2. Step 2: Convert to fraction form
    395,457.12/593,180.64 = 95,940/x
  3. Step 3: Cross multiply
    395,457.12x = 593,180.64 × 95,940
  4. Step 4: Simplify right side
    395,457.12x = 56,909,750,601.60
  5. Step 5: Solve for x
    x = 56,909,750,601.60/395,457.12
  6. Step 6: Final answer
    x = 143,908.78

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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.