Home / 89,330.37-133,821.36-49,768.35

Finding the Fourth Proportional to 89,330.37, 133,821.36 and 49,768.35

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Solution

The fourth proportional to 89,330.37, 133,821.36 and 49,768.35 is: 74,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,330.37 : 133,821.36 = 49,768.35 : x
  2. Step 2: Convert to fraction form
    89,330.37/133,821.36 = 49,768.35/x
  3. Step 3: Cross multiply
    89,330.37x = 133,821.36 × 49,768.35
  4. Step 4: Simplify right side
    89,330.37x = 6,660,068,281.96
  5. Step 5: Solve for x
    x = 6,660,068,281.96/89,330.37
  6. Step 6: Final answer
    x = 74,555.48

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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.