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Finding the Fourth Proportional to 54,804.70, 75,661.32 and 35,701.66

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Solution

The fourth proportional to 54,804.70, 75,661.32 and 35,701.66 is: 49,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,804.70 : 75,661.32 = 35,701.66 : x
  2. Step 2: Convert to fraction form
    54,804.70/75,661.32 = 35,701.66/x
  3. Step 3: Cross multiply
    54,804.70x = 75,661.32 × 35,701.66
  4. Step 4: Simplify right side
    54,804.70x = 2,701,234,721.79
  5. Step 5: Solve for x
    x = 2,701,234,721.79/54,804.70
  6. Step 6: Final answer
    x = 49,288.38

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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.