Home / 89,477.92-134,118.42-36,858.70

Finding the Fourth Proportional to 89,477.92, 134,118.42 and 36,858.70

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Solution

The fourth proportional to 89,477.92, 134,118.42 and 36,858.70 is: 55,247.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,477.92 : 134,118.42 = 36,858.70 : x
  2. Step 2: Convert to fraction form
    89,477.92/134,118.42 = 36,858.70/x
  3. Step 3: Cross multiply
    89,477.92x = 134,118.42 × 36,858.70
  4. Step 4: Simplify right side
    89,477.92x = 4,943,430,607.25
  5. Step 5: Solve for x
    x = 4,943,430,607.25/89,477.92
  6. Step 6: Final answer
    x = 55,247.49

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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.