Home / 115,837.09-173,636.06-65,809.46

Finding the Fourth Proportional to 115,837.09, 173,636.06 and 65,809.46

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Solution

The fourth proportional to 115,837.09, 173,636.06 and 65,809.46 is: 98,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,837.09 : 173,636.06 = 65,809.46 : x
  2. Step 2: Convert to fraction form
    115,837.09/173,636.06 = 65,809.46/x
  3. Step 3: Cross multiply
    115,837.09x = 173,636.06 × 65,809.46
  4. Step 4: Simplify right side
    115,837.09x = 11,426,895,450.17
  5. Step 5: Solve for x
    x = 11,426,895,450.17/115,837.09
  6. Step 6: Final answer
    x = 98,646.26

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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.