Home / 68,140.10-94,036.07-37,926.70

Finding the Fourth Proportional to 68,140.10, 94,036.07 and 37,926.70

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Solution

The fourth proportional to 68,140.10, 94,036.07 and 37,926.70 is: 52,340.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,140.10 : 94,036.07 = 37,926.70 : x
  2. Step 2: Convert to fraction form
    68,140.10/94,036.07 = 37,926.70/x
  3. Step 3: Cross multiply
    68,140.10x = 94,036.07 × 37,926.70
  4. Step 4: Simplify right side
    68,140.10x = 3,566,477,675.80
  5. Step 5: Solve for x
    x = 3,566,477,675.80/68,140.10
  6. Step 6: Final answer
    x = 52,340.36

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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.