Home / 56,624.80-78,146.60-33,964.68

Finding the Fourth Proportional to 56,624.80, 78,146.60 and 33,964.68

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Solution

The fourth proportional to 56,624.80, 78,146.60 and 33,964.68 is: 46,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,624.80 : 78,146.60 = 33,964.68 : x
  2. Step 2: Convert to fraction form
    56,624.80/78,146.60 = 33,964.68/x
  3. Step 3: Cross multiply
    56,624.80x = 78,146.60 × 33,964.68
  4. Step 4: Simplify right side
    56,624.80x = 2,654,224,262.09
  5. Step 5: Solve for x
    x = 2,654,224,262.09/56,624.80
  6. Step 6: Final answer
    x = 46,873.88

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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.