Home / 286,976.03-430,471.13-137,232.14

Finding the Fourth Proportional to 286,976.03, 430,471.13 and 137,232.14

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Solution

The fourth proportional to 286,976.03, 430,471.13 and 137,232.14 is: 205,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,976.03 : 430,471.13 = 137,232.14 : x
  2. Step 2: Convert to fraction form
    286,976.03/430,471.13 = 137,232.14/x
  3. Step 3: Cross multiply
    286,976.03x = 430,471.13 × 137,232.14
  4. Step 4: Simplify right side
    286,976.03x = 59,074,471,539.60
  5. Step 5: Solve for x
    x = 59,074,471,539.60/286,976.03
  6. Step 6: Final answer
    x = 205,851.59

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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.