Home / 275,631.42-413,373.32-75,904.33

Finding the Fourth Proportional to 275,631.42, 413,373.32 and 75,904.33

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Solution

The fourth proportional to 275,631.42, 413,373.32 and 75,904.33 is: 113,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,631.42 : 413,373.32 = 75,904.33 : x
  2. Step 2: Convert to fraction form
    275,631.42/413,373.32 = 75,904.33/x
  3. Step 3: Cross multiply
    275,631.42x = 413,373.32 × 75,904.33
  4. Step 4: Simplify right side
    275,631.42x = 31,376,826,130.81
  5. Step 5: Solve for x
    x = 31,376,826,130.81/275,631.42
  6. Step 6: Final answer
    x = 113,836.17

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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.