Home / 212,373.37-293,081.90-120,496.53

Finding the Fourth Proportional to 212,373.37, 293,081.90 and 120,496.53

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Solution

The fourth proportional to 212,373.37, 293,081.90 and 120,496.53 is: 166,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,373.37 : 293,081.90 = 120,496.53 : x
  2. Step 2: Convert to fraction form
    212,373.37/293,081.90 = 120,496.53/x
  3. Step 3: Cross multiply
    212,373.37x = 293,081.90 × 120,496.53
  4. Step 4: Simplify right side
    212,373.37x = 35,315,349,887.91
  5. Step 5: Solve for x
    x = 35,315,349,887.91/212,373.37
  6. Step 6: Final answer
    x = 166,288.97

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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.