Home / 212,301.15-318,210.29-110,942.92

Finding the Fourth Proportional to 212,301.15, 318,210.29 and 110,942.92

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Solution

The fourth proportional to 212,301.15, 318,210.29 and 110,942.92 is: 166,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,301.15 : 318,210.29 = 110,942.92 : x
  2. Step 2: Convert to fraction form
    212,301.15/318,210.29 = 110,942.92/x
  3. Step 3: Cross multiply
    212,301.15x = 318,210.29 × 110,942.92
  4. Step 4: Simplify right side
    212,301.15x = 35,303,179,814.52
  5. Step 5: Solve for x
    x = 35,303,179,814.52/212,301.15
  6. Step 6: Final answer
    x = 166,288.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.