Home / 351,836.00-527,554.06-138,488.28

Finding the Fourth Proportional to 351,836.00, 527,554.06 and 138,488.28

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Solution

The fourth proportional to 351,836.00, 527,554.06 and 138,488.28 is: 207,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,836.00 : 527,554.06 = 138,488.28 : x
  2. Step 2: Convert to fraction form
    351,836.00/527,554.06 = 138,488.28/x
  3. Step 3: Cross multiply
    351,836.00x = 527,554.06 × 138,488.28
  4. Step 4: Simplify right side
    351,836.00x = 73,060,052,051.87
  5. Step 5: Solve for x
    x = 73,060,052,051.87/351,836.00
  6. Step 6: Final answer
    x = 207,653.72

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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.