Home / 94,185.80-129,977.38-51,165.72

Finding the Fourth Proportional to 94,185.80, 129,977.38 and 51,165.72

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Solution

The fourth proportional to 94,185.80, 129,977.38 and 51,165.72 is: 70,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,185.80 : 129,977.38 = 51,165.72 : x
  2. Step 2: Convert to fraction form
    94,185.80/129,977.38 = 51,165.72/x
  3. Step 3: Cross multiply
    94,185.80x = 129,977.38 × 51,165.72
  4. Step 4: Simplify right side
    94,185.80x = 6,650,386,231.41
  5. Step 5: Solve for x
    x = 6,650,386,231.41/94,185.80
  6. Step 6: Final answer
    x = 70,609.22

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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.