Home / 135,549.32-203,233.26-52,346.12

Finding the Fourth Proportional to 135,549.32, 203,233.26 and 52,346.12

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Solution

The fourth proportional to 135,549.32, 203,233.26 and 52,346.12 is: 78,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,549.32 : 203,233.26 = 52,346.12 : x
  2. Step 2: Convert to fraction form
    135,549.32/203,233.26 = 52,346.12/x
  3. Step 3: Cross multiply
    135,549.32x = 203,233.26 × 52,346.12
  4. Step 4: Simplify right side
    135,549.32x = 10,638,472,615.95
  5. Step 5: Solve for x
    x = 10,638,472,615.95/135,549.32
  6. Step 6: Final answer
    x = 78,484.15

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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.