Home / 63,171.54-94,778.91-28,135.62

Finding the Fourth Proportional to 63,171.54, 94,778.91 and 28,135.62

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Solution

The fourth proportional to 63,171.54, 94,778.91 and 28,135.62 is: 42,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,171.54 : 94,778.91 = 28,135.62 : x
  2. Step 2: Convert to fraction form
    63,171.54/94,778.91 = 28,135.62/x
  3. Step 3: Cross multiply
    63,171.54x = 94,778.91 × 28,135.62
  4. Step 4: Simplify right side
    63,171.54x = 2,666,663,395.77
  5. Step 5: Solve for x
    x = 2,666,663,395.77/63,171.54
  6. Step 6: Final answer
    x = 42,213.05

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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.