Home / 226,086.60-312,014.26-130,597.32

Finding the Fourth Proportional to 226,086.60, 312,014.26 and 130,597.32

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Solution

The fourth proportional to 226,086.60, 312,014.26 and 130,597.32 is: 180,232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,086.60 : 312,014.26 = 130,597.32 : x
  2. Step 2: Convert to fraction form
    226,086.60/312,014.26 = 130,597.32/x
  3. Step 3: Cross multiply
    226,086.60x = 312,014.26 × 130,597.32
  4. Step 4: Simplify right side
    226,086.60x = 40,748,226,157.78
  5. Step 5: Solve for x
    x = 40,748,226,157.78/226,086.60
  6. Step 6: Final answer
    x = 180,232.82

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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.