Home / 66,974.15-100,461.23-52,194.13

Finding the Fourth Proportional to 66,974.15, 100,461.23 and 52,194.13

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Solution

The fourth proportional to 66,974.15, 100,461.23 and 52,194.13 is: 78,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,974.15 : 100,461.23 = 52,194.13 : x
  2. Step 2: Convert to fraction form
    66,974.15/100,461.23 = 52,194.13/x
  3. Step 3: Cross multiply
    66,974.15x = 100,461.23 × 52,194.13
  4. Step 4: Simplify right side
    66,974.15x = 5,243,486,498.58
  5. Step 5: Solve for x
    x = 5,243,486,498.58/66,974.15
  6. Step 6: Final answer
    x = 78,291.20

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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.