Home / 131,773.05-181,846.89-71,344.22

Finding the Fourth Proportional to 131,773.05, 181,846.89 and 71,344.22

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Solution

The fourth proportional to 131,773.05, 181,846.89 and 71,344.22 is: 98,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,773.05 : 181,846.89 = 71,344.22 : x
  2. Step 2: Convert to fraction form
    131,773.05/181,846.89 = 71,344.22/x
  3. Step 3: Cross multiply
    131,773.05x = 181,846.89 × 71,344.22
  4. Step 4: Simplify right side
    131,773.05x = 12,973,723,617.24
  5. Step 5: Solve for x
    x = 12,973,723,617.24/131,773.05
  6. Step 6: Final answer
    x = 98,455.06

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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.