Home / 55,992.74-77,235.24-33,316.40

Finding the Fourth Proportional to 55,992.74, 77,235.24 and 33,316.40

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Solution

The fourth proportional to 55,992.74, 77,235.24 and 33,316.40 is: 45,955.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,992.74 : 77,235.24 = 33,316.40 : x
  2. Step 2: Convert to fraction form
    55,992.74/77,235.24 = 33,316.40/x
  3. Step 3: Cross multiply
    55,992.74x = 77,235.24 × 33,316.40
  4. Step 4: Simplify right side
    55,992.74x = 2,573,200,149.94
  5. Step 5: Solve for x
    x = 2,573,200,149.94/55,992.74
  6. Step 6: Final answer
    x = 45,955.96

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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.