Home / 146,559.87-219,690.36-57,764.07

Finding the Fourth Proportional to 146,559.87, 219,690.36 and 57,764.07

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Solution

The fourth proportional to 146,559.87, 219,690.36 and 57,764.07 is: 86,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,559.87 : 219,690.36 = 57,764.07 : x
  2. Step 2: Convert to fraction form
    146,559.87/219,690.36 = 57,764.07/x
  3. Step 3: Cross multiply
    146,559.87x = 219,690.36 × 57,764.07
  4. Step 4: Simplify right side
    146,559.87x = 12,690,209,333.37
  5. Step 5: Solve for x
    x = 12,690,209,333.37/146,559.87
  6. Step 6: Final answer
    x = 86,587.20

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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.