Home / 147,897.62-221,757.57-57,833.04

Finding the Fourth Proportional to 147,897.62, 221,757.57 and 57,833.04

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Solution

The fourth proportional to 147,897.62, 221,757.57 and 57,833.04 is: 86,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,897.62 : 221,757.57 = 57,833.04 : x
  2. Step 2: Convert to fraction form
    147,897.62/221,757.57 = 57,833.04/x
  3. Step 3: Cross multiply
    147,897.62x = 221,757.57 × 57,833.04
  4. Step 4: Simplify right side
    147,897.62x = 12,824,914,416.11
  5. Step 5: Solve for x
    x = 12,824,914,416.11/147,897.62
  6. Step 6: Final answer
    x = 86,714.81

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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.