Home / 73,513.02-110,269.66-20,205.70

Finding the Fourth Proportional to 73,513.02, 110,269.66 and 20,205.70

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Solution

The fourth proportional to 73,513.02, 110,269.66 and 20,205.70 is: 30,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,513.02 : 110,269.66 = 20,205.70 : x
  2. Step 2: Convert to fraction form
    73,513.02/110,269.66 = 20,205.70/x
  3. Step 3: Cross multiply
    73,513.02x = 110,269.66 × 20,205.70
  4. Step 4: Simplify right side
    73,513.02x = 2,228,075,669.06
  5. Step 5: Solve for x
    x = 2,228,075,669.06/73,513.02
  6. Step 6: Final answer
    x = 30,308.59

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1.5x scale

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.