Home / 94,725.12-142,012.23-54,698.66

Finding the Fourth Proportional to 94,725.12, 142,012.23 and 54,698.66

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Solution

The fourth proportional to 94,725.12, 142,012.23 and 54,698.66 is: 82,004.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,725.12 : 142,012.23 = 54,698.66 : x
  2. Step 2: Convert to fraction form
    94,725.12/142,012.23 = 54,698.66/x
  3. Step 3: Cross multiply
    94,725.12x = 142,012.23 × 54,698.66
  4. Step 4: Simplify right side
    94,725.12x = 7,767,877,974.55
  5. Step 5: Solve for x
    x = 7,767,877,974.55/94,725.12
  6. Step 6: Final answer
    x = 82,004.41

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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.