Home / 55,569.27-76,685.00-30,075.08

Finding the Fourth Proportional to 55,569.27, 76,685.00 and 30,075.08

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Solution

The fourth proportional to 55,569.27, 76,685.00 and 30,075.08 is: 41,503.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,569.27 : 76,685.00 = 30,075.08 : x
  2. Step 2: Convert to fraction form
    55,569.27/76,685.00 = 30,075.08/x
  3. Step 3: Cross multiply
    55,569.27x = 76,685.00 × 30,075.08
  4. Step 4: Simplify right side
    55,569.27x = 2,306,306,976.00
  5. Step 5: Solve for x
    x = 2,306,306,976.00/55,569.27
  6. Step 6: Final answer
    x = 41,503.28

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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.