Home / 68,074.95-102,114.48-25,391.55

Finding the Fourth Proportional to 68,074.95, 102,114.48 and 25,391.55

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Solution

The fourth proportional to 68,074.95, 102,114.48 and 25,391.55 is: 38,088.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,074.95 : 102,114.48 = 25,391.55 : x
  2. Step 2: Convert to fraction form
    68,074.95/102,114.48 = 25,391.55/x
  3. Step 3: Cross multiply
    68,074.95x = 102,114.48 × 25,391.55
  4. Step 4: Simplify right side
    68,074.95x = 2,592,844,924.64
  5. Step 5: Solve for x
    x = 2,592,844,924.64/68,074.95
  6. Step 6: Final answer
    x = 38,088.09

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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.