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Finding the Fourth Proportional to 55,605.87, 76,754.81 and 33,802.07

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Solution

The fourth proportional to 55,605.87, 76,754.81 and 33,802.07 is: 46,658.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,605.87 : 76,754.81 = 33,802.07 : x
  2. Step 2: Convert to fraction form
    55,605.87/76,754.81 = 33,802.07/x
  3. Step 3: Cross multiply
    55,605.87x = 76,754.81 × 33,802.07
  4. Step 4: Simplify right side
    55,605.87x = 2,594,470,907.67
  5. Step 5: Solve for x
    x = 2,594,470,907.67/55,605.87
  6. Step 6: Final answer
    x = 46,658.22

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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.