Home / 75,763.02-104,553.53-41,772.72

Finding the Fourth Proportional to 75,763.02, 104,553.53 and 41,772.72

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Solution

The fourth proportional to 75,763.02, 104,553.53 and 41,772.72 is: 57,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,763.02 : 104,553.53 = 41,772.72 : x
  2. Step 2: Convert to fraction form
    75,763.02/104,553.53 = 41,772.72/x
  3. Step 3: Cross multiply
    75,763.02x = 104,553.53 × 41,772.72
  4. Step 4: Simplify right side
    75,763.02x = 4,367,485,333.70
  5. Step 5: Solve for x
    x = 4,367,485,333.70/75,763.02
  6. Step 6: Final answer
    x = 57,646.66

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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.