Home / 135,802.32-187,481.44-92,846.40

Finding the Fourth Proportional to 135,802.32, 187,481.44 and 92,846.40

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Solution

The fourth proportional to 135,802.32, 187,481.44 and 92,846.40 is: 128,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,802.32 : 187,481.44 = 92,846.40 : x
  2. Step 2: Convert to fraction form
    135,802.32/187,481.44 = 92,846.40/x
  3. Step 3: Cross multiply
    135,802.32x = 187,481.44 × 92,846.40
  4. Step 4: Simplify right side
    135,802.32x = 17,406,976,770.82
  5. Step 5: Solve for x
    x = 17,406,976,770.82/135,802.32
  6. Step 6: Final answer
    x = 128,178.79

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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.