Home / 55,355.32-83,077.26-29,075.56

Finding the Fourth Proportional to 55,355.32, 83,077.26 and 29,075.56

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Solution

The fourth proportional to 55,355.32, 83,077.26 and 29,075.56 is: 43,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,355.32 : 83,077.26 = 29,075.56 : x
  2. Step 2: Convert to fraction form
    55,355.32/83,077.26 = 29,075.56/x
  3. Step 3: Cross multiply
    55,355.32x = 83,077.26 × 29,075.56
  4. Step 4: Simplify right side
    55,355.32x = 2,415,517,857.77
  5. Step 5: Solve for x
    x = 2,415,517,857.77/55,355.32
  6. Step 6: Final answer
    x = 43,636.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.