Home / 212,408.13-293,112.09-116,896.59

Finding the Fourth Proportional to 212,408.13, 293,112.09 and 116,896.59

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Solution

The fourth proportional to 212,408.13, 293,112.09 and 116,896.59 is: 161,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,408.13 : 293,112.09 = 116,896.59 : x
  2. Step 2: Convert to fraction form
    212,408.13/293,112.09 = 116,896.59/x
  3. Step 3: Cross multiply
    212,408.13x = 293,112.09 × 116,896.59
  4. Step 4: Simplify right side
    212,408.13x = 34,263,803,808.77
  5. Step 5: Solve for x
    x = 34,263,803,808.77/212,408.13
  6. Step 6: Final answer
    x = 161,311.17

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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.