Home / 55,960.20-77,223.61-30,466.01

Finding the Fourth Proportional to 55,960.20, 77,223.61 and 30,466.01

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Solution

The fourth proportional to 55,960.20, 77,223.61 and 30,466.01 is: 42,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,960.20 : 77,223.61 = 30,466.01 : x
  2. Step 2: Convert to fraction form
    55,960.20/77,223.61 = 30,466.01/x
  3. Step 3: Cross multiply
    55,960.20x = 77,223.61 × 30,466.01
  4. Step 4: Simplify right side
    55,960.20x = 2,352,695,289.35
  5. Step 5: Solve for x
    x = 2,352,695,289.35/55,960.20
  6. Step 6: Final answer
    x = 42,042.29

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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.