Home / 75,194.22-103,764.05-42,927.56

Finding the Fourth Proportional to 75,194.22, 103,764.05 and 42,927.56

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Solution

The fourth proportional to 75,194.22, 103,764.05 and 42,927.56 is: 59,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,194.22 : 103,764.05 = 42,927.56 : x
  2. Step 2: Convert to fraction form
    75,194.22/103,764.05 = 42,927.56/x
  3. Step 3: Cross multiply
    75,194.22x = 103,764.05 × 42,927.56
  4. Step 4: Simplify right side
    75,194.22x = 4,454,337,482.22
  5. Step 5: Solve for x
    x = 4,454,337,482.22/75,194.22
  6. Step 6: Final answer
    x = 59,237.76

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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.