Home / 75,727.95-104,522.38-47,069.25

Finding the Fourth Proportional to 75,727.95, 104,522.38 and 47,069.25

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Solution

The fourth proportional to 75,727.95, 104,522.38 and 47,069.25 is: 64,966.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,727.95 : 104,522.38 = 47,069.25 : x
  2. Step 2: Convert to fraction form
    75,727.95/104,522.38 = 47,069.25/x
  3. Step 3: Cross multiply
    75,727.95x = 104,522.38 × 47,069.25
  4. Step 4: Simplify right side
    75,727.95x = 4,919,790,034.82
  5. Step 5: Solve for x
    x = 4,919,790,034.82/75,727.95
  6. Step 6: Final answer
    x = 64,966.63

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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.