Home / 157,638.14-236,450.59-73,369.32

Finding the Fourth Proportional to 157,638.14, 236,450.59 and 73,369.32

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Solution

The fourth proportional to 157,638.14, 236,450.59 and 73,369.32 is: 110,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,638.14 : 236,450.59 = 73,369.32 : x
  2. Step 2: Convert to fraction form
    157,638.14/236,450.59 = 73,369.32/x
  3. Step 3: Cross multiply
    157,638.14x = 236,450.59 × 73,369.32
  4. Step 4: Simplify right side
    157,638.14x = 17,348,218,344.49
  5. Step 5: Solve for x
    x = 17,348,218,344.49/157,638.14
  6. Step 6: Final answer
    x = 110,050.90

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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.