Home / 146,314.22-219,455.38-99,231.76

Finding the Fourth Proportional to 146,314.22, 219,455.38 and 99,231.76

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Solution

The fourth proportional to 146,314.22, 219,455.38 and 99,231.76 is: 148,836.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,314.22 : 219,455.38 = 99,231.76 : x
  2. Step 2: Convert to fraction form
    146,314.22/219,455.38 = 99,231.76/x
  3. Step 3: Cross multiply
    146,314.22x = 219,455.38 × 99,231.76
  4. Step 4: Simplify right side
    146,314.22x = 21,776,943,598.87
  5. Step 5: Solve for x
    x = 21,776,943,598.87/146,314.22
  6. Step 6: Final answer
    x = 148,836.82

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1.5x scale

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.