Home / 45,280.83-67,894.89-30,305.04

Finding the Fourth Proportional to 45,280.83, 67,894.89 and 30,305.04

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Solution

The fourth proportional to 45,280.83, 67,894.89 and 30,305.04 is: 45,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,280.83 : 67,894.89 = 30,305.04 : x
  2. Step 2: Convert to fraction form
    45,280.83/67,894.89 = 30,305.04/x
  3. Step 3: Cross multiply
    45,280.83x = 67,894.89 × 30,305.04
  4. Step 4: Simplify right side
    45,280.83x = 2,057,557,357.25
  5. Step 5: Solve for x
    x = 2,057,557,357.25/45,280.83
  6. Step 6: Final answer
    x = 45,439.92

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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.