Home / 89,029.60-133,544.40-29,867.20

Finding the Fourth Proportional to 89,029.60, 133,544.40 and 29,867.20

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Solution

The fourth proportional to 89,029.60, 133,544.40 and 29,867.20 is: 44,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,029.60 : 133,544.40 = 29,867.20 : x
  2. Step 2: Convert to fraction form
    89,029.60/133,544.40 = 29,867.20/x
  3. Step 3: Cross multiply
    89,029.60x = 133,544.40 × 29,867.20
  4. Step 4: Simplify right side
    89,029.60x = 3,988,597,303.68
  5. Step 5: Solve for x
    x = 3,988,597,303.68/89,029.60
  6. Step 6: Final answer
    x = 44,800.80

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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.