Home / 296,660.16-445,016.46-83,429.88

Finding the Fourth Proportional to 296,660.16, 445,016.46 and 83,429.88

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Solution

The fourth proportional to 296,660.16, 445,016.46 and 83,429.88 is: 125,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,660.16 : 445,016.46 = 83,429.88 : x
  2. Step 2: Convert to fraction form
    296,660.16/445,016.46 = 83,429.88/x
  3. Step 3: Cross multiply
    296,660.16x = 445,016.46 × 83,429.88
  4. Step 4: Simplify right side
    296,660.16x = 37,127,669,855.82
  5. Step 5: Solve for x
    x = 37,127,669,855.82/296,660.16
  6. Step 6: Final answer
    x = 125,152.19

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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.