Home / 68,338.40-102,507.60-62,214.80

Finding the Fourth Proportional to 68,338.40, 102,507.60 and 62,214.80

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Solution

The fourth proportional to 68,338.40, 102,507.60 and 62,214.80 is: 93,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,338.40 : 102,507.60 = 62,214.80 : x
  2. Step 2: Convert to fraction form
    68,338.40/102,507.60 = 62,214.80/x
  3. Step 3: Cross multiply
    68,338.40x = 102,507.60 × 62,214.80
  4. Step 4: Simplify right side
    68,338.40x = 6,377,489,832.48
  5. Step 5: Solve for x
    x = 6,377,489,832.48/68,338.40
  6. Step 6: Final answer
    x = 93,322.20

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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.