Home / 246,897.19-340,717.07-138,001.38

Finding the Fourth Proportional to 246,897.19, 340,717.07 and 138,001.38

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Solution

The fourth proportional to 246,897.19, 340,717.07 and 138,001.38 is: 190,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,897.19 : 340,717.07 = 138,001.38 : x
  2. Step 2: Convert to fraction form
    246,897.19/340,717.07 = 138,001.38/x
  3. Step 3: Cross multiply
    246,897.19x = 340,717.07 × 138,001.38
  4. Step 4: Simplify right side
    246,897.19x = 47,019,425,849.56
  5. Step 5: Solve for x
    x = 47,019,425,849.56/246,897.19
  6. Step 6: Final answer
    x = 190,441.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.