Home / 55,785.24-76,979.97-33,123.06

Finding the Fourth Proportional to 55,785.24, 76,979.97 and 33,123.06

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Solution

The fourth proportional to 55,785.24, 76,979.97 and 33,123.06 is: 45,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,785.24 : 76,979.97 = 33,123.06 : x
  2. Step 2: Convert to fraction form
    55,785.24/76,979.97 = 33,123.06/x
  3. Step 3: Cross multiply
    55,785.24x = 76,979.97 × 33,123.06
  4. Step 4: Simplify right side
    55,785.24x = 2,549,812,165.11
  5. Step 5: Solve for x
    x = 2,549,812,165.11/55,785.24
  6. Step 6: Final answer
    x = 45,707.65

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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.