Home / 203,338.17-304,707.51-113,256.81

Finding the Fourth Proportional to 203,338.17, 304,707.51 and 113,256.81

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Solution

The fourth proportional to 203,338.17, 304,707.51 and 113,256.81 is: 169,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,338.17 : 304,707.51 = 113,256.81 : x
  2. Step 2: Convert to fraction form
    203,338.17/304,707.51 = 113,256.81/x
  3. Step 3: Cross multiply
    203,338.17x = 304,707.51 × 113,256.81
  4. Step 4: Simplify right side
    203,338.17x = 34,510,200,565.64
  5. Step 5: Solve for x
    x = 34,510,200,565.64/203,338.17
  6. Step 6: Final answer
    x = 169,718.26

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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.