Home / 131,210.24-196,661.44-56,370.88

Finding the Fourth Proportional to 131,210.24, 196,661.44 and 56,370.88

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Solution

The fourth proportional to 131,210.24, 196,661.44 and 56,370.88 is: 84,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,210.24 : 196,661.44 = 56,370.88 : x
  2. Step 2: Convert to fraction form
    131,210.24/196,661.44 = 56,370.88/x
  3. Step 3: Cross multiply
    131,210.24x = 196,661.44 × 56,370.88
  4. Step 4: Simplify right side
    131,210.24x = 11,085,978,434.87
  5. Step 5: Solve for x
    x = 11,085,978,434.87/131,210.24
  6. Step 6: Final answer
    x = 84,490.19

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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.