Home / 102,476.16-152,695.54-91,296.94

Finding the Fourth Proportional to 102,476.16, 152,695.54 and 91,296.94

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Solution

The fourth proportional to 102,476.16, 152,695.54 and 91,296.94 is: 136,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,476.16 : 152,695.54 = 91,296.94 : x
  2. Step 2: Convert to fraction form
    102,476.16/152,695.54 = 91,296.94/x
  3. Step 3: Cross multiply
    102,476.16x = 152,695.54 × 91,296.94
  4. Step 4: Simplify right side
    102,476.16x = 13,940,635,553.65
  5. Step 5: Solve for x
    x = 13,940,635,553.65/102,476.16
  6. Step 6: Final answer
    x = 136,037.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.