Home / 136,271.82-187,894.18-93,272.07

Finding the Fourth Proportional to 136,271.82, 187,894.18 and 93,272.07

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Solution

The fourth proportional to 136,271.82, 187,894.18 and 93,272.07 is: 128,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,271.82 : 187,894.18 = 93,272.07 : x
  2. Step 2: Convert to fraction form
    136,271.82/187,894.18 = 93,272.07/x
  3. Step 3: Cross multiply
    136,271.82x = 187,894.18 × 93,272.07
  4. Step 4: Simplify right side
    136,271.82x = 17,525,277,936.90
  5. Step 5: Solve for x
    x = 17,525,277,936.90/136,271.82
  6. Step 6: Final answer
    x = 128,605.30

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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.