Home / 61,129.20-84,393.24-46,762.56

Finding the Fourth Proportional to 61,129.20, 84,393.24 and 46,762.56

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Solution

The fourth proportional to 61,129.20, 84,393.24 and 46,762.56 is: 64,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,129.20 : 84,393.24 = 46,762.56 : x
  2. Step 2: Convert to fraction form
    61,129.20/84,393.24 = 46,762.56/x
  3. Step 3: Cross multiply
    61,129.20x = 84,393.24 × 46,762.56
  4. Step 4: Simplify right side
    61,129.20x = 3,946,443,949.09
  5. Step 5: Solve for x
    x = 3,946,443,949.09/61,129.20
  6. Step 6: Final answer
    x = 64,559.06

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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.