Home / 212,396.22-293,100.66-116,900.87

Finding the Fourth Proportional to 212,396.22, 293,100.66 and 116,900.87

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Solution

The fourth proportional to 212,396.22, 293,100.66 and 116,900.87 is: 161,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,396.22 : 293,100.66 = 116,900.87 : x
  2. Step 2: Convert to fraction form
    212,396.22/293,100.66 = 116,900.87/x
  3. Step 3: Cross multiply
    212,396.22x = 293,100.66 × 116,900.87
  4. Step 4: Simplify right side
    212,396.22x = 34,263,720,686.07
  5. Step 5: Solve for x
    x = 34,263,720,686.07/212,396.22
  6. Step 6: Final answer
    x = 161,319.82

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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.