Home / 45,851.68-68,777.54-30,265.66

Finding the Fourth Proportional to 45,851.68, 68,777.54 and 30,265.66

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Solution

The fourth proportional to 45,851.68, 68,777.54 and 30,265.66 is: 45,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,851.68 : 68,777.54 = 30,265.66 : x
  2. Step 2: Convert to fraction form
    45,851.68/68,777.54 = 30,265.66/x
  3. Step 3: Cross multiply
    45,851.68x = 68,777.54 × 30,265.66
  4. Step 4: Simplify right side
    45,851.68x = 2,081,597,641.28
  5. Step 5: Solve for x
    x = 2,081,597,641.28/45,851.68
  6. Step 6: Final answer
    x = 45,398.50

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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.