Home / 141,839.35-212,759.03-133,091.35

Finding the Fourth Proportional to 141,839.35, 212,759.03 and 133,091.35

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Solution

The fourth proportional to 141,839.35, 212,759.03 and 133,091.35 is: 199,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,839.35 : 212,759.03 = 133,091.35 : x
  2. Step 2: Convert to fraction form
    141,839.35/212,759.03 = 133,091.35/x
  3. Step 3: Cross multiply
    141,839.35x = 212,759.03 × 133,091.35
  4. Step 4: Simplify right side
    141,839.35x = 28,316,386,527.39
  5. Step 5: Solve for x
    x = 28,316,386,527.39/141,839.35
  6. Step 6: Final answer
    x = 199,637.03

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1.5x scale

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.