Home / 227,327.58-313,697.48-125,353.78

Finding the Fourth Proportional to 227,327.58, 313,697.48 and 125,353.78

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Solution

The fourth proportional to 227,327.58, 313,697.48 and 125,353.78 is: 172,980.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,327.58 : 313,697.48 = 125,353.78 : x
  2. Step 2: Convert to fraction form
    227,327.58/313,697.48 = 125,353.78/x
  3. Step 3: Cross multiply
    227,327.58x = 313,697.48 × 125,353.78
  4. Step 4: Simplify right side
    227,327.58x = 39,323,163,483.46
  5. Step 5: Solve for x
    x = 39,323,163,483.46/227,327.58
  6. Step 6: Final answer
    x = 172,980.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.