Home / 55,713.97-76,895.91-43,590.31

Finding the Fourth Proportional to 55,713.97, 76,895.91 and 43,590.31

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Solution

The fourth proportional to 55,713.97, 76,895.91 and 43,590.31 is: 60,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,713.97 : 76,895.91 = 43,590.31 : x
  2. Step 2: Convert to fraction form
    55,713.97/76,895.91 = 43,590.31/x
  3. Step 3: Cross multiply
    55,713.97x = 76,895.91 × 43,590.31
  4. Step 4: Simplify right side
    55,713.97x = 3,351,916,554.63
  5. Step 5: Solve for x
    x = 3,351,916,554.63/55,713.97
  6. Step 6: Final answer
    x = 60,162.95

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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.