Home / 84,037.32-126,075.42-37,293.84

Finding the Fourth Proportional to 84,037.32, 126,075.42 and 37,293.84

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Solution

The fourth proportional to 84,037.32, 126,075.42 and 37,293.84 is: 55,949.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,037.32 : 126,075.42 = 37,293.84 : x
  2. Step 2: Convert to fraction form
    84,037.32/126,075.42 = 37,293.84/x
  3. Step 3: Cross multiply
    84,037.32x = 126,075.42 × 37,293.84
  4. Step 4: Simplify right side
    84,037.32x = 4,701,836,541.41
  5. Step 5: Solve for x
    x = 4,701,836,541.41/84,037.32
  6. Step 6: Final answer
    x = 55,949.39

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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.