Home / 190,906.40-286,286.64-62,792.88

Finding the Fourth Proportional to 190,906.40, 286,286.64 and 62,792.88

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Solution

The fourth proportional to 190,906.40, 286,286.64 and 62,792.88 is: 94,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,906.40 : 286,286.64 = 62,792.88 : x
  2. Step 2: Convert to fraction form
    190,906.40/286,286.64 = 62,792.88/x
  3. Step 3: Cross multiply
    190,906.40x = 286,286.64 × 62,792.88
  4. Step 4: Simplify right side
    190,906.40x = 17,976,762,631.12
  5. Step 5: Solve for x
    x = 17,976,762,631.12/190,906.40
  6. Step 6: Final answer
    x = 94,165.32

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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.