Home / 202,686.24-304,159.92-109,257.12

Finding the Fourth Proportional to 202,686.24, 304,159.92 and 109,257.12

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Solution

The fourth proportional to 202,686.24, 304,159.92 and 109,257.12 is: 163,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,686.24 : 304,159.92 = 109,257.12 : x
  2. Step 2: Convert to fraction form
    202,686.24/304,159.92 = 109,257.12/x
  3. Step 3: Cross multiply
    202,686.24x = 304,159.92 × 109,257.12
  4. Step 4: Simplify right side
    202,686.24x = 33,231,636,878.63
  5. Step 5: Solve for x
    x = 33,231,636,878.63/202,686.24
  6. Step 6: Final answer
    x = 163,956.06

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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.