Home / 62,999.21-86,934.39-36,141.03

Finding the Fourth Proportional to 62,999.21, 86,934.39 and 36,141.03

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Solution

The fourth proportional to 62,999.21, 86,934.39 and 36,141.03 is: 49,872.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,999.21 : 86,934.39 = 36,141.03 : x
  2. Step 2: Convert to fraction form
    62,999.21/86,934.39 = 36,141.03/x
  3. Step 3: Cross multiply
    62,999.21x = 86,934.39 × 36,141.03
  4. Step 4: Simplify right side
    62,999.21x = 3,141,898,397.02
  5. Step 5: Solve for x
    x = 3,141,898,397.02/62,999.21
  6. Step 6: Final answer
    x = 49,872.03

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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.