Home / 55,818.21-76,943.79-34,268.16

Finding the Fourth Proportional to 55,818.21, 76,943.79 and 34,268.16

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Solution

The fourth proportional to 55,818.21, 76,943.79 and 34,268.16 is: 47,237.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,818.21 : 76,943.79 = 34,268.16 : x
  2. Step 2: Convert to fraction form
    55,818.21/76,943.79 = 34,268.16/x
  3. Step 3: Cross multiply
    55,818.21x = 76,943.79 × 34,268.16
  4. Step 4: Simplify right side
    55,818.21x = 2,636,722,106.73
  5. Step 5: Solve for x
    x = 2,636,722,106.73/55,818.21
  6. Step 6: Final answer
    x = 47,237.67

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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.