Home / 45,846.33-68,459.09-36,380.08

Finding the Fourth Proportional to 45,846.33, 68,459.09 and 36,380.08

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Solution

The fourth proportional to 45,846.33, 68,459.09 and 36,380.08 is: 54,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,846.33 : 68,459.09 = 36,380.08 : x
  2. Step 2: Convert to fraction form
    45,846.33/68,459.09 = 36,380.08/x
  3. Step 3: Cross multiply
    45,846.33x = 68,459.09 × 36,380.08
  4. Step 4: Simplify right side
    45,846.33x = 2,490,547,170.93
  5. Step 5: Solve for x
    x = 2,490,547,170.93/45,846.33
  6. Step 6: Final answer
    x = 54,323.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.