Home / 75,399.02-104,091.05-58,133.68

Finding the Fourth Proportional to 75,399.02, 104,091.05 and 58,133.68

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Solution

The fourth proportional to 75,399.02, 104,091.05 and 58,133.68 is: 80,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,399.02 : 104,091.05 = 58,133.68 : x
  2. Step 2: Convert to fraction form
    75,399.02/104,091.05 = 58,133.68/x
  3. Step 3: Cross multiply
    75,399.02x = 104,091.05 × 58,133.68
  4. Step 4: Simplify right side
    75,399.02x = 6,051,195,676.67
  5. Step 5: Solve for x
    x = 6,051,195,676.67/75,399.02
  6. Step 6: Final answer
    x = 80,255.63

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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.