Home / 55,707.48-76,886.92-43,583.80

Finding the Fourth Proportional to 55,707.48, 76,886.92 and 43,583.80

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Solution

The fourth proportional to 55,707.48, 76,886.92 and 43,583.80 is: 60,153.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,707.48 : 76,886.92 = 43,583.80 : x
  2. Step 2: Convert to fraction form
    55,707.48/76,886.92 = 43,583.80/x
  3. Step 3: Cross multiply
    55,707.48x = 76,886.92 × 43,583.80
  4. Step 4: Simplify right side
    55,707.48x = 3,351,024,143.90
  5. Step 5: Solve for x
    x = 3,351,024,143.90/55,707.48
  6. Step 6: Final answer
    x = 60,153.94

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1.5x scale

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.