Home / 242,685.07-334,907.06-135,262.02

Finding the Fourth Proportional to 242,685.07, 334,907.06 and 135,262.02

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Solution

The fourth proportional to 242,685.07, 334,907.06 and 135,262.02 is: 186,662.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,685.07 : 334,907.06 = 135,262.02 : x
  2. Step 2: Convert to fraction form
    242,685.07/334,907.06 = 135,262.02/x
  3. Step 3: Cross multiply
    242,685.07x = 334,907.06 × 135,262.02
  4. Step 4: Simplify right side
    242,685.07x = 45,300,204,524.02
  5. Step 5: Solve for x
    x = 45,300,204,524.02/242,685.07
  6. Step 6: Final answer
    x = 186,662.51

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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.