Home / 55,790.19-76,964.67-33,116.31

Finding the Fourth Proportional to 55,790.19, 76,964.67 and 33,116.31

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Solution

The fourth proportional to 55,790.19, 76,964.67 and 33,116.31 is: 45,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,790.19 : 76,964.67 = 33,116.31 : x
  2. Step 2: Convert to fraction form
    55,790.19/76,964.67 = 33,116.31/x
  3. Step 3: Cross multiply
    55,790.19x = 76,964.67 × 33,116.31
  4. Step 4: Simplify right side
    55,790.19x = 2,548,785,870.77
  5. Step 5: Solve for x
    x = 2,548,785,870.77/55,790.19
  6. Step 6: Final answer
    x = 45,685.20

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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.