Home / 131,212.49-195,794.94-117,075.29

Finding the Fourth Proportional to 131,212.49, 195,794.94 and 117,075.29

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Solution

The fourth proportional to 131,212.49, 195,794.94 and 117,075.29 is: 174,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,212.49 : 195,794.94 = 117,075.29 : x
  2. Step 2: Convert to fraction form
    131,212.49/195,794.94 = 117,075.29/x
  3. Step 3: Cross multiply
    131,212.49x = 195,794.94 × 117,075.29
  4. Step 4: Simplify right side
    131,212.49x = 22,922,748,402.06
  5. Step 5: Solve for x
    x = 22,922,748,402.06/131,212.49
  6. Step 6: Final answer
    x = 174,699.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.