Home / 182,313.32-273,499.20-77,133.20

Finding the Fourth Proportional to 182,313.32, 273,499.20 and 77,133.20

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Solution

The fourth proportional to 182,313.32, 273,499.20 and 77,133.20 is: 115,712.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,313.32 : 273,499.20 = 77,133.20 : x
  2. Step 2: Convert to fraction form
    182,313.32/273,499.20 = 77,133.20/x
  3. Step 3: Cross multiply
    182,313.32x = 273,499.20 × 77,133.20
  4. Step 4: Simplify right side
    182,313.32x = 21,095,867,125.94
  5. Step 5: Solve for x
    x = 21,095,867,125.94/182,313.32
  6. Step 6: Final answer
    x = 115,712.16

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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.