Home / 58,091.94-79,644.74-57,042.18

Finding the Fourth Proportional to 58,091.94, 79,644.74 and 57,042.18

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Solution

The fourth proportional to 58,091.94, 79,644.74 and 57,042.18 is: 78,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,091.94 : 79,644.74 = 57,042.18 : x
  2. Step 2: Convert to fraction form
    58,091.94/79,644.74 = 57,042.18/x
  3. Step 3: Cross multiply
    58,091.94x = 79,644.74 × 57,042.18
  4. Step 4: Simplify right side
    58,091.94x = 4,543,109,595.13
  5. Step 5: Solve for x
    x = 4,543,109,595.13/58,091.94
  6. Step 6: Final answer
    x = 78,205.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.