Home / 253,261.56-349,496.64-140,084.22

Finding the Fourth Proportional to 253,261.56, 349,496.64 and 140,084.22

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Solution

The fourth proportional to 253,261.56, 349,496.64 and 140,084.22 is: 193,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,261.56 : 349,496.64 = 140,084.22 : x
  2. Step 2: Convert to fraction form
    253,261.56/349,496.64 = 140,084.22/x
  3. Step 3: Cross multiply
    253,261.56x = 349,496.64 × 140,084.22
  4. Step 4: Simplify right side
    253,261.56x = 48,958,964,207.02
  5. Step 5: Solve for x
    x = 48,958,964,207.02/253,261.56
  6. Step 6: Final answer
    x = 193,313.84

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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.