Home / 212,380.13-293,085.41-116,890.22

Finding the Fourth Proportional to 212,380.13, 293,085.41 and 116,890.22

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Solution

The fourth proportional to 212,380.13, 293,085.41 and 116,890.22 is: 161,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,380.13 : 293,085.41 = 116,890.22 : x
  2. Step 2: Convert to fraction form
    212,380.13/293,085.41 = 116,890.22/x
  3. Step 3: Cross multiply
    212,380.13x = 293,085.41 × 116,890.22
  4. Step 4: Simplify right side
    212,380.13x = 34,258,816,003.81
  5. Step 5: Solve for x
    x = 34,258,816,003.81/212,380.13
  6. Step 6: Final answer
    x = 161,308.95

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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.