Home / 55,960.62-77,223.12-30,466.35

Finding the Fourth Proportional to 55,960.62, 77,223.12 and 30,466.35

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Solution

The fourth proportional to 55,960.62, 77,223.12 and 30,466.35 is: 42,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,960.62 : 77,223.12 = 30,466.35 : x
  2. Step 2: Convert to fraction form
    55,960.62/77,223.12 = 30,466.35/x
  3. Step 3: Cross multiply
    55,960.62x = 77,223.12 × 30,466.35
  4. Step 4: Simplify right side
    55,960.62x = 2,352,706,876.33
  5. Step 5: Solve for x
    x = 2,352,706,876.33/55,960.62
  6. Step 6: Final answer
    x = 42,042.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.