Home / 60,078.42-82,902.96-33,220.80

Finding the Fourth Proportional to 60,078.42, 82,902.96 and 33,220.80

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Solution

The fourth proportional to 60,078.42, 82,902.96 and 33,220.80 is: 45,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,078.42 : 82,902.96 = 33,220.80 : x
  2. Step 2: Convert to fraction form
    60,078.42/82,902.96 = 33,220.80/x
  3. Step 3: Cross multiply
    60,078.42x = 82,902.96 × 33,220.80
  4. Step 4: Simplify right side
    60,078.42x = 2,754,102,653.57
  5. Step 5: Solve for x
    x = 2,754,102,653.57/60,078.42
  6. Step 6: Final answer
    x = 45,841.80

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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.