Home / 75,358.06-104,009.22-45,161.26

Finding the Fourth Proportional to 75,358.06, 104,009.22 and 45,161.26

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Solution

The fourth proportional to 75,358.06, 104,009.22 and 45,161.26 is: 62,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,358.06 : 104,009.22 = 45,161.26 : x
  2. Step 2: Convert to fraction form
    75,358.06/104,009.22 = 45,161.26/x
  3. Step 3: Cross multiply
    75,358.06x = 104,009.22 × 45,161.26
  4. Step 4: Simplify right side
    75,358.06x = 4,697,187,426.82
  5. Step 5: Solve for x
    x = 4,697,187,426.82/75,358.06
  6. Step 6: Final answer
    x = 62,331.59

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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.