Home / 59,843.46-82,637.38-57,007.65

Finding the Fourth Proportional to 59,843.46, 82,637.38 and 57,007.65

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Solution

The fourth proportional to 59,843.46, 82,637.38 and 57,007.65 is: 78,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,843.46 : 82,637.38 = 57,007.65 : x
  2. Step 2: Convert to fraction form
    59,843.46/82,637.38 = 57,007.65/x
  3. Step 3: Cross multiply
    59,843.46x = 82,637.38 × 57,007.65
  4. Step 4: Simplify right side
    59,843.46x = 4,710,962,835.96
  5. Step 5: Solve for x
    x = 4,710,962,835.96/59,843.46
  6. Step 6: Final answer
    x = 78,721.43

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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.